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47

IT82X

Admin Guide

Always/Busy/No answer Forward:

Tick which forward users want

to setup.

Forwarding Number:

Enter the target numbers which users want

to forward.

On/off Code:

The code used to turn on/off forward feature on

server’s side, if configured, the phone will send a SIP message to

server to turn on/off forward feature on server side if users press

forward when forward feature is off/on.

On the web portal, go to

Phone

-

Call Feature

users can also

setup it.

4.2.2. Intercom

Intercom:

To allow users establishing a call directly with the callee.

Active:

To enable or disable Intercom function.

Intercom Mute:

To eliminate the voice of the callee if enabled.

Intercom Preview:

To enable preview function.

Figure 4.2.1-2 Web Forward

Figure 4.2.2 Intercom

Содержание IT82 Series

Страница 1: ...1 IT82 Series Indoor Monitor Admin Guide ...

Страница 2: ...ure the indoor monitor This manual provides an introduction of all functions and features of the product It is suitable for 82 31 2 4xx version Please visit Akuvox forum or consult technical support for any new information or latest firmware Note Please refer to universal abbreviation form in the end of manual when meet any abbreviation letter ...

Страница 3: ...2 2 Making a call 5 2 2 1 Calling from Call List 5 2 2 2 Calling from All Call 5 2 2 2 Calling from Missed Call 6 2 2 3 Call from Device 7 2 2 4 Calling from LocalPhoneBook 7 2 2 5 Calling from Keypad 8 2 2 6 Calling from Sense Key 8 2 3 Receiving a Call 9 2 3 1 Receive an Incoming Call 9 2 3 2 During the session 9 ...

Страница 4: ...13 2 5 3 Deleting a Message 14 2 6 Arming 15 2 6 1 Arming Mode 15 2 6 2 Disarm Code 16 2 6 3 Alarm Log 16 2 6 4 Status 17 3 Basic Features 18 3 1 Access the System Settings 18 3 1 1 Advanced System Setting 18 3 2 Access the Website Setting 18 3 2 1 Obtaining IP address 18 3 2 2 Accessing the Device Website 19 ...

Страница 5: ...assword Modification 20 3 4 Phone Configuration 21 3 4 1 Language 21 3 4 2 Time 21 3 4 3 Network 22 3 4 3 1 Network Status 22 3 4 3 2 Network Settings 23 3 4 3 3 WIFI Setting optional 24 3 4 3 4 Local RTP 24 3 4 4 Display Settings 24 3 4 5 Sound Settings 25 3 4 6 Door Bell Sound 26 3 4 7 DND 26 3 4 8 Capture 27 ...

Страница 6: ...ation 29 3 5 Local PhoneBook 30 3 5 1 Adding a Contact 30 3 5 2 Editing a Contact 31 3 5 3 Contact Import Export 31 3 5 4 Black List 32 3 6 Intercom Call 33 3 6 1 IP Direct Call 33 3 6 2 SIP Call 33 3 6 3 Account Status 34 3 6 4 SIP Account 35 3 6 5 SIP Server 36 3 6 6 Outbound Proxy Server 36 3 6 7 Transport Type 37 ...

Страница 7: ... 7 1 Monitor Settings 40 3 8 Access control 41 3 8 1 Local Relay 41 3 8 2 Remote Relay 42 3 8 3 Reboot 42 3 8 4 Reset 43 4 Advanced Features 44 4 1 Phone Configuration 44 4 1 1 Installing Custom APK 44 4 1 2 Discovery setting 45 4 2 Intercom 46 4 2 1 Call Forwarding 46 4 2 2 Intercom 47 ...

Страница 8: ... 7 User Agent 50 4 2 8 DTMF 50 4 2 9 Encryption 51 4 2 10 Call Related 51 4 2 11 Remote Control 52 4 2 12 Session Time Out 52 4 3 Access Control 53 4 3 1 Web Relay 53 4 3 2 Remote Relay by HTTP 54 4 4 Security 54 4 4 1 Arming Zone Setting 54 4 4 2 Motion Detector 55 4 5 Upgrade 56 ...

Страница 9: ...9 4 5 1 Basic Upgrade 56 4 5 2 Autop 56 4 5 2 1 PNP Autop 57 4 5 2 2 DHCP Autop 57 4 5 2 3 Manual Autop 57 4 5 2 4 Automatic Autop 58 4 6 Logs 59 4 6 1 Call log 59 4 6 2 System Log 59 4 6 3 PCAP 60 ...

Страница 10: ...d with Akuvox door phone for unlock and monitor Residents can communicate with visitors via audio and video call and support remote unlock the door It is more convenient and safe for residents to check the visitor identity through its video preview function IT82 is often applicable in villas apartments building and so on Figure 1 1 Product description ...

Страница 11: ...from Ethernet port and for PC and other equipment connection 12V GND External power supply terminal if POE is not available RS485 RS485 terminals NO COM Relay control terminal IO1 IO8 GND Connect with different alarm detectors for 8 security zones Note The general indoor monitor interface diagram is only for reference Figure 1 2 2 General interface Figure 1 2 1 IT82X interface ...

Страница 12: ...g SDMC mode Discovery mode is default Discovery mode It is a plug and play configuration mode Akuvox devices will configure themselves automatically when users power on the devices and connect them to network It is a super time saving mode and it will greatly bring users convenience by reducing manual operations This mode do not need to be done any configurations previously by the administrator Cl...

Страница 13: ...kuvox cloud please contact the administrator he will help to do some settings in the Cloud before using SDMC mode SDMC is a center management software which is suitable for managing a community in LAN The device will get settings from SDMC automatically ...

Страница 14: ...om Call List to make a call Scroll up or down the Call List to choose the contact that users want to call Note In Cloud or SDMC mode the Call List of IT82X will be issued from the system 2 2 2 Calling from All Call It could call multiple indoor monitors if they are set under the same multicast address During the session IT82X is listened by other indoor monitors Figure 2 2 1 Call from call list Fi...

Страница 15: ... have missed 1 missed call for an example Missed call could be treated as a brief call log Tap Missed Call icon to view the calls that were not answered before Choose the contact on the call list which users want to call out Click account above the keypad to switch accounts to make a call Click Audio or Video mode to call out Figure 2 2 2 1 Call from miss call Figure 2 2 2 2 Call from miss call ...

Страница 16: ...e which users want to call Click Audio or Video mode to call out 2 2 4 Calling from LocalPhoneBook Enter the contact interface to make a call IT82X supports fuzzy matching query To search the list by number or alphabet Scroll up or down the contact that users want to call Click Audio or Video mode to call out Figure 2 2 4 Call from device Figure 2 2 3 Call from local phonebook ...

Страница 17: ...esponding devices or soft phone Click Audio or Video mode to call out 2 2 6 Calling from Sense Key Press the right side of the phone screen to make a call out Typically the center call is used This account is from website configuration Users can configure it as an emergency number or a guard station number Please refer to chapter 3 4 10 1 about the feature display setting Figure 2 2 5 Call from ke...

Страница 18: ... Tap Cancel to reject the incoming call Press or of the volume on the right side to adjust the ring tone volume 2 3 2 During the session Tap Unlock to open the corresponding door if the call is from outdoor unit Tap Mute to eliminate the voice on users side Tap Switch to switch from video call to audio call or vice versa Tap Cancel to hang up the current call Figure 2 3 1 Incoming call Figure 2 3 ...

Страница 19: ...10 IT82X Admin Guide 2 4 Monitor Monitor feature enables users to view the real time video from IP cameras or door phones anytime Click Monitor in the home page Figure 2 4 1 Monitor ...

Страница 20: ... Press Unlock to open the door which is connected with door phone Press Capture to take a photo from the outdoor devices Press Cancel to exit the monitor Press List button in the bottom right corner to switch to different outdoor videos Press the Monitor list in the right side to choose the outdoor videos Figure 2 4 1 1 Live view list Figure 2 4 1 2 Live view video ...

Страница 21: ...read message for an example Or directly enter the message interface to do edition 2 5 1 Text Message Tap Message on the main interface to view the unread message An unread message for an example Tap the unread message to view the message in details Figure 2 5 1 Message Figure 2 5 1 1 Text message ...

Страница 22: ...ination number manually or choose the contact from the contact list or select the device quickly from the below list Choose the frequently used message such as Hello Help Or input the message content you want to send Press Send key to send Figure 2 5 2 1 Create message Figure 2 5 2 2 Create message ...

Страница 23: ...ess the message to select it Click Select All to select all message in the message lists Click Delete to delete the messages have been selected Click Cancel to cancel the operation Click Back icon to exit the message interface Figure 2 5 3 Delete message ...

Страница 24: ...ming Arming mode Users can see all of the 8 zones and corresponding sensor types Slide down to check more information in this interface Adjust Defence delay time It means when users change the arming mode from other modes there will be 90 seconds delay time To setup the Alarm delay It means when the sensor triggered there will be 90 seconds delay time to announce the notification The Status in the...

Страница 25: ...he original disarm code first and it is 0000 as default Enter the new disarm code Enter the new disarm code again for confirming Press Save to save the modification 2 6 3 Alarm Log Go to Arming Alarm Log to enter the alarm log interface Users can check the alarm log including location zone zone type and alarm time Hold an alarm log and it will show up delete prompt Figure 2 6 2 Disarm code Figure ...

Страница 26: ...lete to delete all alarm log Press Cancel to cancel to deletion 2 6 4 Status Go to Arming Zone Status to enter the zone status interface Users can check the status of zones including location zone type trigger mode and status Figure 2 6 4 Alarm status ...

Страница 27: ...ore Settings More default password 123456 to access advanced system settings The latter more settings have more advanced features 3 2 Access the Website Setting 3 2 1 Obtaining IP address On the device go to More System Info Network to check the device s IP address Figure 3 1 1 System setting Figure 3 2 1 Network status ...

Страница 28: ...e 3 3 Password Modification 3 3 1 System Code Modification On the device go to More Settings More System Code System code is used to enter higher level More settings interface and the original system code is 123456 Administrator can edit a new system code to prevent someone from tampering with the advanced configurations and then confirm the new one and click submit to save Figure3 3 1 System code...

Страница 29: ...someone from entering the setting interface and then confirm the new one and click submit to save 3 3 3 Web Password Modification Access the website go to Security Basic Web Password Modify to modify the default website password admin Enter the original password and new password and confirm the new password again Confirm Password To enter the new password again to confirm there is no mistake Figur...

Страница 30: ...3 4 2 Time On the device go to More Settings Time to enter the time setting interface Automatic Date Time To enable NTP server Set Date To set the date manually Set Time To set the time manually Time Zone To select which time zone user is in Use 24 Hour Format To enable 24 hour format for a day Date Format To select different date format NTP Server To fill in the NTP server to get time automatical...

Страница 31: ...y 3 4 3 Network 3 4 3 1 Network Status On the device go to More System Info Network Users could check the basic network status from this interface including access mode IP address parameters and so on On the web portal go to Status Basic Network Information to check network information Figure3 4 3 1 1 Network info Figure 3 4 2 2 NTP setting Figure3 4 3 1 2 Web network info ...

Страница 32: ...HCP mode and then IT82X will obtain the IP address and other network parameters automatically Static IP Fill in the parameters of LAN IP Subnet Mask Gateway Pri DNS Server and Sec DNS Server manually On the web portal go to Network Basic LAN Port to check the network settings Figure 3 4 3 2 1 Wire network setting Figure 3 4 3 2 2 Wire network setting ...

Страница 33: ...ort for RTP stream Max RTP Port To determine the maximum port for RTP stream 3 4 4 Display Settings On the device go to More Settings Display Brightness To adjust the brightness which is 145 by default The range is from 0 to 255 The bigger value means the brighter screen Sleep To configure the sleep delay which is 1 minute by default If there is no any operation in 1 minute it will turn to black s...

Страница 34: ...Clean To select to clean the screen it will stay immune to touching for 30 seconds Font Size To adjust the size of words displayed on screen 3 4 5 Sound Settings On the device go to More Settings Sound Ring Volume To set ring volume for incoming calls Talk Volume To set talk volume during the call Tone Volume To set tone volume Ring Tones To set different ring tones for incoming call Notification ...

Страница 35: ...ot Disturb It allows Akuvox indoor monitor IT82X model to ignore any incoming calls On the device home screen tap the DND to able or disable DND function On the web portal go to Phone Call feature DND DND Enable or disable this function Return Code When DND To configure the return code to caller when rejecting the call DND On Code The code is used to turn on DND on server s side if configured IP p...

Страница 36: ...all Feature IT82X will automatically take a screenshot from the visitor during the talking or you can tap the Capture key during the live view or calling manually and the capture will be saved in the default path Users can change the default path by themselves 3 4 9 Logo On the web portal go to Phone Logo Boot Logo Users are able to upload the logo picture IT82X monitor will display the logo when ...

Страница 37: ...lay Sense Key Users can customise the feature of the sense key Type To select the function available on the sense key By default type is null type is open message type is live view type is dial type is unlock Value To fill in corresponding parameters for some types Currently only the calling type need to fill in value In general the value is an IP or SIP account Figure 3 4 10 1 1 Sense key Figure ...

Страница 38: ...ge DND and Message are displayed on home page Call Contact Settings and Status are displayed on More page by default Value To fill in corresponding parameters for some types for example if users want to display a third party App on the home screen then type shall be chosen as Custom APK and fill in the value with corresponding package name class name Example To view the display example of IT82X mo...

Страница 39: ...ame Click Number 1 2 3 to enter number 1 2 3 which could be SIP number or IP number it is supported 3 numbers for each of the contact person Click CameraUrl to enter RTSP URL of outdoor unit Note The RTSP URL of Akuvox door phone is rtsp device IP live ch00_0 Tap Cancel to cancel the operation or press Confirm to make changes to the contact setting Figure 3 5 1 1 Contact Figure 3 5 1 2 Contact ...

Страница 40: ...o to PhoneBook Local Book Contact To display all contact or black list Search To search the contact by entering number or name Dial To dial out the number that users have filled in 3 5 3 Contact Import Export On the web portal go to PhoneBook Local Book Import Export Import Export To import or export the contacts in bulk please make sure the format is correct Figure 3 5 2 1 Editing a contact Figur...

Страница 41: ... black list Click PhoneBook icon to view the existing contacts in LocalPhoneBook Tap contacts to select the corresponding contact person into blacklist Tap Select All to select all contacts Tap Confirm to add contacts into black list Tap Cancel to cancel the operation On the web portal go to PhoneBook Local Book Contact Blacklist Figure 3 5 4 1 Black list Figure 3 5 4 3 Add blacklist Figure 3 5 4 ...

Страница 42: ...P Direct Call Without sip server users can also use IP address to call each other but this way is only suitable in the LAN Enter the IP address of the caller and then press Audio Call or Video Call to make a call 3 6 2 SIP Call SIP call uses SIP number to call each other which should be supported by SIP server Users need to register a account and fill some SIP feature parameters before using SIP c...

Страница 43: ...ore System Info Account Users could check the basic SIP account status here registered means it works normally On the web portal go to Status Account Information to check the basic information of SIP account Figure 3 6 3 1 Account status Figure 3 6 3 2 Account info ...

Страница 44: ...isplay Name To enter the display name of this account which will show on other devices when making calls Register Name To enter the number registered onto SIP server User Name To enter the extension number registered onto SIP server Password To enter the password of the corresponding users On the web portal go to Account basic SIP Account to configure Figure 3 6 4 1 Account status Figure 3 6 2 1 A...

Страница 45: ...ter Registration period the phone will re register automatically within registration period On the web portal go to Account Basic SIP Server 1 to check the information of SIP account in details 3 6 6 Outbound Proxy Server On the web portal go to Account Basic Outbound Proxy Server to setup outbound proxy server Outbound Proxy Server To configure the proxy server to receive all initiating request m...

Страница 46: ...for specifying the location of services 3 6 8 Auto answer On the web portal go to Account Advanced Call to enable disable auto answer feature it will auto answer all incoming calls if it is enabled Note Auto answer is only available with a SIP account On the web portal go to Phone Call Feature Auto Answer Whitelist to setup auto answer whitelist It will auto answer the incoming calls when the call...

Страница 47: ...rs need help Users could choose to display SOS on the home more page please refer to chapter 3 4 10 2 about the feature display setting Call Number to setup 3 SOS numbers Once users press SOS key on the home page SOS display key shall be set on the web manually the phone will call out the number in order Call Timeout Setup the timeout for each number Once users call out if the other side will not ...

Страница 48: ...s or disable this function Multicast List To fill in the parameters of multicast group IT82x Monitor will establish multicast calls to other indoor monitors which are set in multicast group Listen List To fill in the parameters of listen group IT82X monitor will receive multicast calls if some indoor monitor calls the listen group Label To show the label name on the calling interface if users esta...

Страница 49: ...e door phone or IP camera Doorphone ID Device Name To enter the ID number of doorphone which could be set by users RTSP Address Destination URL To set the RTSP URL for the door phone The RTSP format of Akuvox door phone is rtsp device IP live ch00_0 User Name To enter the user name if required Password To enter the password if required On the web portal Phone Monitor users can also setup the monit...

Страница 50: ... Type There are two relay type Open Door means when press the unlock icon it will open the local relay Chime Bell means when there is a call the chime bell will ring Note This chime bell need to external connection Status To enable or disable the softkey in talking page Display Name To modify the display name of unlock icons in talking page Relay To set the relay type including local relay 1 2 rem...

Страница 51: ...orphone s site Users need to setup the same DTMF code in the door phone and indoor monitor Remote Relay To set DTMF code for remote relay which is by default 3 8 3 Reboot On the device go to More Settings Reboot Click the Reboot icon to reboot the device One the web portal Upgrade Basic Reboot users can also reboot the device Figure 3 8 3 1 Reboot Figure 3 8 2 Rmoter relay setting Figure 3 8 3 2 W...

Страница 52: ... Factory Setting Reset all configurations in the directory data data config which only be used by IT82X to factory settings But like 3rd party application which you installed contacts which you added such kind of data will not be reset On the web portal Upgrade Basic users can also restore the device Figure 3 8 4 1 Reset Figure 3 8 4 2 Web reboot ...

Страница 53: ...ay Package Name To fill in the package name of APK For example com akuvox mobile smartplus APP Class Name To fill in the class name of APK For example com akuvox mobile module main view SplashActivity Start Up Enable To choose whether APK should start up automatically at boot Turn Back Apk Enable To choose whether turn back APK without operating for some interval Intervals Without Operating To cho...

Страница 54: ...he devices by themselves IT82X Monitor will scan automatically all types of the devices on the same discovery node and door stair phones on the upper discovery node to connect them as an integration On the device go to More Settings More to configure the discovery mode and location name Discovery Node Device Address To indicate the locations of the device For example device address 1 1 1 1 1 means...

Страница 55: ...Intercom 4 2 1 Call Forwarding On the device go to More Settings Call Feature Account To choose which account shall implement call forwarding feature Always forward All the incoming calls will be forwarded unconditionally to a specified number Busy Forward The incoming calls will be forwarded to a specified number when the phone is busy No answer Forward The incoming calls will be forwarded to a s...

Страница 56: ...SIP message to server to turn on off forward feature on server side if users press forward when forward feature is off on On the web portal go to Phone Call Feature users can also setup it 4 2 2 Intercom Intercom To allow users establishing a call directly with the callee Active To enable or disable Intercom function Intercom Mute To eliminate the voice of the callee if enabled Intercom Preview To...

Страница 57: ...I Subscribe Period To setup the time of MWI function Voice Mail Number To fill in the voice mail number 4 2 4 Audio Codec On the web portal go to Account Advanced Audio Codes Audio Codecs To configure the disabled codecs and enabled codecs by pressing the corresponding buttons codec means coder decoder which is used to transfer analog signal to digital signal or vice versa Figure 4 2 3 Subscribe F...

Страница 58: ...dec Bitrate To adjust the bitrate for different video codecs Codec Payload To adjust the codec payload for video codec 4 2 6 NAT On the web portal go to Account Advanced NAT UDP Keep Alive Message To send UDP keep alive message periodically to router to keep NAT port alive if enabled UDP Alive Msg Interval To Keep alive message interval RPort Remote Port To add Remote Port in to outgoing SIP messa...

Страница 59: ...er agent is not set by default users could see the company name model number and firmware version from SIP message 4 2 8 DTMF On the web portal go to Account Advanced DTMF DTMF To configure RTP audio video profile for DTMF and its payload type Type Support Inband Info RFC2833 or their combination How To Notify DTMF Only available when DTMF Type is Info DTMF Payload To configure payload type for DT...

Страница 60: ...ams will be encrypted for more security 4 2 10 Call Related On the web portal go to Account Advanced Call Max Min Local Sip Port To configure maximum minimum local SIP port for designated account PTime Interval time between two consecutive RTP packets Prevent SIP Hacking Enable to prevent SIP from hacking in the Internet Figure 4 2 9 1 Encryption Figure 4 2 10 Call related ...

Страница 61: ...c action could be answering an incoming call hangup an ongoing call and so on Allowed Access IP List To configure the IP address of allowed host 4 2 12 Session Time Out On the web portal go to Security Basic Session Time Out to configure Session Time Out To set the time out value the ongoing call will be disconnected automatically if session time out Figure 4 2 11 Remote control Figure 4 2 12 Sess...

Страница 62: ...ce IP SIP which calling with IT82X Web Relay Action To configure the action text you can check this command through the PCAP On the web portal go to Phone Relay Softkey In Monitor Page Status To enable or disable the softkey in monitor page Display Name To modify the Display name of unlock icons in monitor page Relay To set the relay type including webrelay action and remote relay HTTP Figure 4 3 ...

Страница 63: ...4 4 Security 4 4 1 Arming Zone Setting On the device go to More Settings More Arming Arming function is very useful for home safety IT82X monitor supports 8 zones one IO terminal for each zone to connect different alarm detection devices for different zones IT82X monitor does not provide the power for detection devices connecting the GND and IOX terminal for example enable the zone 1 you need to c...

Страница 64: ...l open and NC normal closed Alarm Status To setup status of alarm sensor including enable disable and 24H Note Disable status of detector means it cannot be triggered 24H status means it cannot be disabled Enable status means it depends on arming mode 4 4 2 Motion Detector Users could choose to display Motion Detector on the home more page please refer to chapter 3 4 10 2 IT82X Monitor could recei...

Страница 65: ...g file to IT82X indoor monitor Cancel To cancel submitting the upgrading file 4 5 2 Autop Autop Auto Provisioning this feature is used to configure or upgrade IT82X in batch via the support of third party servers To use DHCP PNP TFTP FTP HTTP HTTPS servers to get URL and then download firmware and or its corresponding configuration files from servers These configuration files and firmware will be ...

Страница 66: ...ress 224 0 1 75 PNP server address by standard 4 5 2 2 DHCP Autop DHCP Option To use designated DHCP option to get Auto Provisioning server s address via DHCP 4 5 2 3 Manual Autop Manual Autop To display and configure manual update server s settings URL To fill in the Auto Provisioning server address User Name To fill in the user name if server needs an username to access otherwise left blank Figu...

Страница 67: ... name could be 0C1105888888 cfg if IP phone s MAC address is 0C1105888888 Notes AES is one of many encryption it should be configured only when configure file is ciphered with AES otherwise left blank 4 5 2 4 Automatic Autop Automatic Autop To display and configure Auto Provisioning mode settings It is actually self explanatory For example mode Power on means IP phone will go to do Provisioning ev...

Страница 68: ... Log On the web portal go to Upgrade Advanced system log provides a professional method for administrator to debug System Log To display system log level and export system log file Log level To adjust the system log level which ranges from 0 to 7 and is 3 by default The higher level means the more specific system log is saved to a temporary file Export Log To export temporary system log file to lo...

Страница 69: ...twork packet capture tool in IT82X monitor itself which provides an efficient method to troubleshoot network problems PCAP Start To start PCAP if users click Start button PCAP Stop To stop PCAP if users click Stop button Export To export the PCAP after capturing of packets PCAP Auto Refresh To enable or disable PCAP auto refresh Figure 4 6 3 PCAP ...

Страница 70: ...WAN Management Protocol DTMF Dual Tone Multi Frequency DHCP Dynamic Host Configuration Protocol DNS Domain Name System DND Do Not Disturb DNS SRV Service record in the Domain Name System FTP File Transfer Protocol GND Ground HTTP Hypertext Transfer Protocol HTTPS Hypertext Transfer Protocol Secure IP Internet Protocol ID Identification IR Infrared LCD Liquid Crystal Display LED Light Emitting Diod...

Страница 71: ...ork Address Translation NVR Network Video Recorder ONVIF Open Network Video Interface Forum SIP Session Initiation Protocol SNMP Simple Network Management Protocol STUN Session Traversal Utilities for NAT SNMP Simple Mail Transfer Protocol SDMC SIP Devices Management Center TR069 Technical Report069 TCP Transmission Control Protocol TLS Transport Layer Security TFTP Trivial File Transfer Protocol ...

Страница 72: ...n about the product please visit us at www akuvox com or feel free to contact us by Sales email sales akuvox com Technical support email techsupport akuvox com Telephone 86 592 2133061 ext 7694 8162 We highly appreciate your feedback about our products ...

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