FSR AirShare DV-AS-21 User Manual Download Page 8

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4 Specification:

Specifications

Features

SW format

WirelessMedia Lite.exe for Windows

Security

WPA/WPA2

Required Windows OS

Windows XP/Vista/7/8/8.1/10 and above, 32 & 64 bit

Video Capacity

Wireless Transmission 1080P@ ≤ 60Hz

Distance

35m without obstacles between laptop WIFI module and AirShare

Control

Button

Visual button on Laptop

Indicator

Green/Red visual indicator on visual button

Specifications of AirShare

Supported Formats

Video Input Formats

1x Wireless, 1x HDMI

Format Compliance

WIFI 11n/ac

Video Output Formats

1x HDMI

Video Output Resolution

1920x1080@60Hz,1920x1200@60Hz

Format Compliance

HDMI1.4

Audio Input Formats

1x DVI Audio in

Audio Output Formats

HDMI: embedded digital audio
De-

embedded analog stereo audio: 20 kΩ impedance

Inputs Connectors

Wireless Input

WIFI 11n/ac

Outputs Connectors

HDMI Output

1x HDMI 19-pin female connector

Analog Audio Output

1x 3.5mm PC audio female connectors

Features

Number of window
simultaneous on screen

Number of simultaneous
connections

≤

Data rate wireless

Up to 300Mbps, depending on the WIFI module of the laptop

Video Playback Frame
Rate

20-30 FPS

Wireless transmission
protocol

IEEE 802.11 a/g/n/ac

Frequency band

2.4 GHZ and 5 GHz

Video Capacity:

1080P @ ≤

60Hz Airplay for IOS devices

1080P @ ≤

60Hz "WirelessMedia Lite" app

Summary of Contents for AirShare DV-AS-21

Page 1: ...DV AS 21 AirShare USER MANUAL 244 Bergen Blvd Woodland Park NJ 07424 973 785 4347 www fsrinc com 43367 LIT1765 ...

Page 2: ... incidental or consequential damages so the above limitations may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state Warranty claims should be accompanied by a copy of the original purchase invoice showing the purchase date if a Warranty Registration Card was mailed in at the time of purchase this is not necessary Before...

Page 3: ... 1 Mounting methods for the Base unit 18 6 2 Antennas 19 6 3 AirShare Power Connection 20 6 4 AirShare Video Connection 20 6 5 AirShare Audio Connection 21 6 6 AirShare LAN connection 22 6 7 LAN Indicator 23 6 8 USB device connection 23 6 9 Wiring Diagram 25 6 10 AirShare Client Software and Client Connection setup 25 6 10 1 Enable Portable Hotspot WIFI 26 6 10 2 Enable LAN connection 27 6 11 Clie...

Page 4: ...7 3 2 Auto share for WMT mini 43 7 4 General setting 44 7 4 1 Auto create launcher 44 7 4 2 Auto Standby 44 7 4 3 Airplay screen quality 45 7 4 4 HDMI output resolution 45 7 4 5 HDMI input auto switch 46 7 4 6 Home screen background image 46 7 5 Security setting 46 7 5 1 LAN discovery Connection 47 7 5 2 Remote view lock 47 7 5 3 Clear history after meeting 47 7 5 4 Change admin password 47 7 6 La...

Page 5: ...OS PC Laptop and IOS mobile device 58 9 2 1 How to use airplay screen mirroring 59 9 2 2 WirelessMedia Lite App for IOS 59 9 3 Transmit Android device wireless 63 9 3 1 WirelessMedia Lite App for Android 63 9 4 HDMI Input Select 67 10 WIFI Recommendation Setting 68 10 1 Check the WIFI config on AirShare See WiFi Analyzer section 68 10 2 Check the WIFI RSSI on PC or Mobiles 68 11 Troubleshooting 68...

Page 6: ... 3 Overview 3 1 AirShare System AirShare allows connecting or participating in a meeting simply by clicking a visual button It also allows others to join making the meeting more efficient and productive A typical AirShare system contains Fig 1 1 ID Name Description 1 Base Unit Host unit 2 WirelessMedia Lite for Android APK For smart android devices to share the screen transmit photos music video f...

Page 7: ...n the box To avoid damage they are not pre mounted The antenna can rotate for a better wireless connection 2 Power adapter International plug inter changeable power adapter of which the plugs includes US Europe UK Australia standard 3 2 AirShare system diagram Fig 1 2 ...

Page 8: ...Output Resolution 1920x1080 60Hz 1920x1200 60Hz Format Compliance HDMI1 4 Audio Input Formats 1x DVI Audio in Audio Output Formats HDMI embedded digital audio De embedded analog stereo audio 20 kΩ impedance Inputs Connectors Wireless Input WIFI 11n ac Outputs Connectors HDMI Output 1x HDMI 19 pin female connector Analog Audio Output 1x 3 5mm PC audio female connectors Features Number of window sim...

Page 9: ...y HID mouse or remote control on APP Ethernet Telnet Mechanical Dimensions W x D x H 5 5 x 3 74 x 0 63 140mm x 95mm x 16mm Weight 0 4 lbs 200g Construction 1 2mm plastic with matte black finish Environmental Operating Temperature 32 to 104 F 0 to 40 C Storage Temperature 4 to 140 F 20 to 60 C Humidity Storage Operating 20 to 90 non condensing Power DC Power 5V Power Consumption 10W max Accessories...

Page 10: ...rol the SETTING configuration and open the Help Page 2 POWER button back lit LED indicator Powers the unit on and off and indicates power status of the AirShare Base Unit NOTE Applying power by connecting the Power adapter to the AirShare Base Unit will power the unit on without having to press the Power button The Power button can turn the unit off or back on without removing the Power adapter on...

Page 11: ...estore to the factory default setting 5 HDMI output Connect an HDMI cable from this port to an HD display 6 Line audio output 2 channel analog audio output Connect a 3 5mm mini jack PC connector from this jack to the Line In jack of an audio system 7 HDMI input Connect a local HDMI input up to 4K_60Hz HDCP2 2 from source device 8 Line audio input 2 channel analog audio output Connect a 3 5mm mini ...

Page 12: ...nd click Factory Reset The Base unit will reboot after 3 seconds to the default configuration Or click Cancel to return Default Configuration Settings The Default Configuration Settings are as follows Ethernet Proxy None IP setting DHCP Wireless network Portable Wi Fi hotspot ON SSID AirShare Security WPA2 PSK Frequency 2 4GHZ Channel 6Hz AirShare setting Airplay screen quality High Output resolut...

Page 13: ...m mobile device application Language English Date time Automatic date time uses network provided time Attention LAN connection default is set to disable when unit settings are restored For a corporate LAN connection you will need to manually turn it on Refer to Page Security setting on how to turn it on ...

Page 14: ...the AirShare Generates new password if desired 3 WIFI IP address LAN IP address Displays the Corporate WIFI IP address and LAN IP address of the AirShare 4 Download Downloads launcher PC software to a USB Stick 5 Information Toggles the visibility of the SSID PASS IP information 6 HDMI input Switches to the local HDMI input 7 Settings Connect a mouse to either USB port and click to open the Settin...

Page 15: ...AirShare hotspot in order to access all WirelessMedia Lite functionality When AirShare is disconnected with the launcher PC software for 15s it ll open up a dialog box for user to confirm whether to clear the meeting history including all data files to be temporarily memorized in the AirShare WIFI IP address LAN IP address WIFI IP address shows the hotspot s IP and LAN IP address shows the corpora...

Page 16: ...work User shall use the USB connected mouse or the Remote Mouse function in the WMB for Android Apk or WMB for IOS application It includes the sub menu as below Ethernet Wireless network Moderator Control General setting Security setting Language System Update Date Time About Device Help User Manual FAQ Readme ...

Page 17: ...pen the WMW GUI and view the list of available AirShare Devices Step 4 Select your AirShare from the list and select Ready to share to show your screen Smart mobile devices quick start steps Step 1 Download WMW APK APP Step 2 Connect to wireless network and enter password Step 3 Open the WMW application and click Mirror to share your mobile screen or TV Mirror to view the Moderator screen on your ...

Page 18: ... Secure to wall using included mounting brackets Attention For optimal performance install the Base unit close to the display and avoid obstacles between the Base unit and PC Laptop How to mount the AirShare Base Unit Note Mounting screws and anchors are not included in the AirShare box The type of screws depend on the mounting surface stone wood plasterboard you are mounting the Base Unit to Make...

Page 19: ...s connection Antenna placement rules The antennas should be oriented vertically perpendicular to the ceiling and parallel to the walls The antennas should be installed far enough at least 50cm 1 6ft from metallic surfaces to avoid unwanted reflections and far enough at least 1m 3 3ft from other radio equipment that operates in the same frequency range e g other Wi Fi access points cordless telepho...

Page 20: ...plug to the AirShare Base Unit DC Input jack Push and slide the appropriate AC power plug US UK EU or AU shown below to the power adapter Press the locking tab and slide to remove the AC power plug if a different style is required at any time Connect the AC power cable plug into the wall outlet 6 4 AirShare Video Connection Connect an HDMI cable from the AirShare HDMI Output to the HDMI input of a...

Page 21: ...line output to an external sound system a separate audio connection is not necessary The audio signal is sent together with the video signal from the AirPlay Base Unit to the main display as shown below Separate Audio via AirShare Base Unit Line Output Audio Jack When connected via HDMI to a display that does not support embedded audio via internal speakers or does not have a line output to an ext...

Page 22: ...ile sharing the audio to the AirShare Base Unit click the audio mute icon in the source PC Laptop status bar to turn on the internal speaker 6 6 AirShare LAN connection The Base Unit can be connected to a local network or directly to a PC laptop For normal operation a LAN connection is not necessary When needed it s suggested to connect the AirShare to the internet The LAN connection can be used f...

Page 23: ...When disconnected to LAN an OSD Ethernet Unconnected is shown on the home page as shown below 6 8 USB device connection AirShare can be controlled by USB based mouse touch screen To configure the SETTING HELP and HDMI INPUT To control the shared PC Laptop To activate system upgrading For white board or annotation ...

Page 24: ... touch screen to either USB input of the AirShare Base Unit How to use USB control For USB mouse Single click to select Right click to back till the Home Page For touch screen Click to select Press to open the contextual menus as double click or click the right button of a USB mouse ...

Page 25: ...client software will utilize the PC s WLAN There are two methods to mirror a Windows PC via Lan IP or Wi Fi IP of the Base unit 1 Connect the USB Stick to either USB port of base unit 2 Click the Download button in Home Page as shown below to create a Launcher for the Client on the USB Stick ...

Page 26: ...e found in directory UDISK Launcher 4 Unplug the USB stick from the USB port 5 You will find WMW PC client software in the USB stick 6 10 1 Enable Portable Hotspot WIFI Be sure the AirShare Base Unit is connected to the Hotspot When WiFi IP shows an active IP address such as 192 168 43 1 it indicates AirShare is successfully connected to the WLAN ...

Page 27: ... 3 54 it indicates AirShare is successfully connected to the LAN and get an appointed IP address When it shows N A it means the AirShare is not connected to the LAN Local Area Network by CAT cable or it failed to get an available IP address by the corporate router Refer to the Security Setting page check the LAN discovery connection box as shown below ...

Page 28: ...as shown below which means that the PC is searching for the AirShare Base Unit 4 For hotspot Wi Fi IP it will open a device list Choose the proper AirShare Base Unit after searching 5 For LAN IP it will open a device list Choose the proper base unit after searching 6 Connect to the desired base unit by entering the PASS shown in the AirShare Base Unit Home screen then click Connect to share ...

Page 29: ...AN IP 3 Open the WirelessMedia Lite application in your mobile device and you will see the Home Page of WirelessMedia Lite as shown below and click the device list button for Android or click the device list button for IOS devices which is highlighted in red circles as shown below Android IOS 4 Click the found device to connect the AirShare Android IOS ...

Page 30: ...ng icon on your Apply device and select the target AirShare to start mirroring through the AirShare to the main screen 8 For above Android 5 0 devices click the devices list to select the target AirShare and click the Mirroring icon on main interface of WirelessMedia Lite Apk for Android For lower than Android 5 0 devices click the Local Files icon to select the sharing picture music and video 7 S...

Page 31: ...ing Language System Update Date time and About device 7 1 Ethernet Includes IP address Ethernet MAC address Proxy IP settings PPPoE Settings 7 1 1 IP Address The local IP address of AirShare 7 1 2 Ethernet MAC address The unique MAC address of AirShare 7 1 3 Proxy IP settings Proxy Click in the check box to select the check box of None or Manual ...

Page 32: ...ield to fill out the 4 fields Set the default Getway to the IP address of the router Must be on the local subnet it can t be 0 0 0 0 If no router on the local subnet then just set it to any IP address on the subnet Network prefix length Click in the input field to fill out the number Default is 24 DNS1 Click in the input field to fill out the appropriate for the local DNS2 Click in the input field...

Page 33: ...xy on off and IP setting as shown below PPPoE settings User name Click in the input field to fill out the appropriate user name Password Click in the input field to fill out the appropriate password Check box to choose Save Account and Password and Show Password When finished click the Connect to connect and return Or click Cancel ...

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Page 35: ...reless Wireless infrastruction mode LAN infrastructure mode Setup WiFi access point Frequency Channel Password Show Password Check box Dual Networks config Connected dual network Segmented dual network GUEST STAFF SSID which will be shown on the Homepage 7 2 2 Show SSID and PASS when mirroring It will show the WiFi SSID and Password on the client s screen when mirroring Turn it on so that other pa...

Page 36: ...ic and medical goes from 2 400 GHz to 2 500GHz and can be used freely by any radio device for industrial scientific and medical application This band is also used by several common telecommunications protocols or standards such as Wi Fi Bluetooth ZigBee RFID devices A more comprehensive list of systems authorized on this band can be found at http www efis dk sitecontent jsp sitecontent ecatable fo...

Page 37: ... 5725 5825 4 Table 3 U NII organization Contrary to the channels defined on the 2 4 GHz band the channels defined on the 5 GHz band do not overlap each other As stated in Table 3 the U NII 2 and U NII2 extended sub bands are also used by several radar systems and can only be used by Wi Fi access points using the Dynamic Frequency Selection DFS and Transmit Power Control TPC algorithms These two al...

Page 38: ... the effect of interference between Wi Fi devices the 802 11 standard makes use of the CSMA CA and Clear Channel Assessment CCA algorithms Before sending a packet the device checks whether any other transmission is currently going on If this is not case the device can use the channel and sends some packets Otherwise the device will do a random back off and retry to access the channel after a short...

Page 39: ...The AirShare access point in a particular meeting room should not use a Wi Fi channel that overlaps with one of the channels used in the corporate WLAN infrastructure Ideally at least two channels in the corporate WLAN should be reserved exclusively for AirShare If many AirShare systems are located close to one another more channels may be required When installing AirShare base units we recommend ...

Page 40: ... with each other and are less used by non Wi Fi devices than the 2 4 GHz channels Moreover 5 GHz signals are more rapidly damped than 2 4 GHz signals Therefore the use of a 5 GHz channel is recommended This will limit the impact of an AirShare system on other installed AirShares and on other WLAN users clients sharing video 1 2 3 1 Ok Ok Ok 2 Ok Ok Moderate risk of reduced quality 3 Ok Moderate ri...

Page 41: ...dation of the signal quality and may result in connection issues between the AirShare base unit and clients Place the base unit in an open emplacement and avoid installing in a metallic shell A metallic shell or even shelf could act as a Faraday cage and block the RF signal In case this is unavoidable please use a AirShare rack mounting kit or external antennas Once the AIRSHARE base unit is insta...

Page 42: ...w up to six the shared clients desktops on the right bar as shown below 2 The moderator can select any of the previewed shares by clicking on any of the preview windows using the AirShare Base Unit mouse The selected preview window will highlight and the shared desktop will be shown on the moderator screen ...

Page 43: ...43 72 7 3 2 Auto share for WMT mini Shares the laptop once the WMT mini device connects to the AirShare Base Unit instead of clicking ...

Page 44: ...box is checked the launcher files will be saved to a USB Stick when it is plugged into the AirShare USB port 7 4 2 Auto Standby Change the time delay before AirShare enters Standby mode blank moderator screen Select standby Never never standby 1 minute standby after 1 minute 5 minutes standby after 5 minutes 10 minutes standby after 10 minutes 15 minutes standby after 15 minutes 30 minutes standby...

Page 45: ...quality will use a different data rate At lower data rates lower resolution selection will yield better results 7 4 4 HDMI output resolution Click to select the output resolution for AirShare HDMI output port HDMI output resolution 1920x1200P 60Hz Set the HDMI output resolution of AirShare at 1920x1200 60Hz 1920x1080P 60Hz Set the HDMI output resolution of AirShare at 1920x1080 60Hz ...

Page 46: ...irShare Base Unit home screen Switch to active HDMI input when an HDMI source is active for longer than 5 sec 7 4 6 Home screen background image Check to change the background image of home screen with jpg bmp png recommended size is 1920 1080 via an image saved to a USB stick Uncheck to return to the default instructional screen 7 5 Security setting Includes LAN discovery connection Remote view l...

Page 47: ...ew to the WirelessMedia Lite APK APP in order to remotely watch the main screen on the client device TV Mirror select button on the client device APP APK where available 7 5 3 Clear history after meeting Set how to deal with the history of meeting Decide by user Never and Always 7 5 4 Change admin password The default password to login setting menu is admin click it to change the password ...

Page 48: ...48 72 7 6 Language Select Language setting Language Click to select the appropriate language ...

Page 49: ...lt setting 7 8 Date Time Includes Automatic date time Set date Set time Select time zone Use 24 hour format and Choose date format Automatic date time Check to use the network provided time as system time of AirShare Set date Click in the input field to fill out the appropriate date Set time Click in the input field to fill out the appropriate time Select time zone Click in the input field to fill...

Page 50: ...AirShare includes two methods of updating Local Update and Full Update Local Update will only update the current OS Full Update will update the OS and boot loader Launcher PC client software could be upgraded to the latest FW while it s connected to the USB port 1 8 1 Upgrading the AirShare Base Unit The AirShare Base Unit can be Full Updated through a USB Stick as follows 1 Download and copy the ...

Page 51: ... for upgrading 3 Connect an HDMI display to AirShare Base Unit HDMI output port 4 Connect the power adapter to the power socket of AirShare and turn on 5 The display device displays the home page after normal boot of the device as shown below 6 Connect a mouse to either one of USB 2 0 port on AirShare and click the Setting Button as shown below ...

Page 52: ...ate include os bootloader as as shown below 9 After clicking the Update button Reboot to continue update is displayed in the display device as shown below Click the OK Attention Do not remove power to the AirShare Base Unit until the upgrading progress is finished or the firmware will be corrupted ...

Page 53: ...ear failed Actually it upgrades a half only Power the unit off and on again by plug out in the power cord then upgrade a second time The second time upgrading probably takes 1 2 minutes while showing a black background Wait until it shows 100 When completed the unit will reboot automatically 12 At that point the unit will display the home page as shown below 13 Use a pin to push the Reset button o...

Page 54: ...54 72 14 The screen will appear as shown below Click Factory Reset 15 It shows Reboot after 3 seconds to continue factory reset as below 16 After reboot the home page will appear again as shown below ...

Page 55: ...55 72 17 At this point the update process is completed 18 Click the Setting button to open the menu and confirm that the correct FW version has been installed E g the software version is x x x xxxxx ...

Page 56: ...he two USB ports of the AirShare Base Unit AirShare will automatically copy the launcher to the USB STICK as shown below if the general setting Auto create launcher is turned on 2 Click the download icon on the home screen as below when the Auto create launcher setting is not turned on ...

Page 57: ...57 72 ...

Page 58: ...irror the desktop of PC laptop b Preserve Aspect Ratio check to keep the original aspect ratio to display on the main screen c HDMI input d Remote view lock e Super low latency of mouse 7 A WirelessMedia Lite status icon is added to the status bar at the right bottom corner Right click it to open up the setting of WirelessMedia Lite including a About WirelessMedia Lite click to check the software ...

Page 59: ... to use airplay screen mirroring 9 2 2 WirelessMedia Lite App for IOS Operating system requirement iOS 7 0 and later 1 Open the WirelessMedia Lite application 2 The main interface of WirelessMedia Lite is shown below ...

Page 60: ...sharing device like an air mouse Menu Icon show the directory menu icon like photo video music file sharing Device list Click to discover the available DV AS 21 AirShare Base Units to connect them File Operation Zone Select the file to transmit and do the control operation when available 3 Local Files select the file stored in local Iphone Ipad as shown below 4 File Sharing File Exchange Click the...

Page 61: ...ge File List Help to open up the IP address page File List to select the photo video music file to transmit to the main screen Other page Click the other functional icon to return File Sharing File Exchange PC Laptop page 5 Screen Image Remote View Click the Screen Image Remote View to remotely view watch what s showing on the main screen When there is no connected AirShare it shows ...

Page 62: ...Keyboard when available Back It sends a Return command to the DV AS 21 to go back to the previous directory menu Keyboard Open the keyboard to enter character number When there is an active signal showing on the main screen you ll see it and click the screen to control it as a mouse as shown below Click the Red Cross icon to return 6 Wireless Mouse Click the Wireless Mouse to generate a mouse poin...

Page 63: ...own as below It includes the features including Android 4 x Android 5 x Functional Zone Local Files Can transmit the local file including Photos Video and Music to the receiver to playback File upload File Exchange Storage for Android 5 x Can setup a storage for the PC Laptop to access transmit files to the mobile device TV Mirror Remote View Can remote video the active signal on main screen and c...

Page 64: ... 3 Local Files select the file stored in local Iphone Ipad as shown below 4 File Sharing File Exchange Click the File sharing File exchange to check the IP address Then enter the IP address by our PC laptop s web browser 1 Enter the IP address on the web browser 2 Click the root directory sdcard0 3 On the open up directory click the upload to select the file from local PC Laptop to be uploaded ...

Page 65: ...oto video music file to transmit to the main screen Other page Click the other functional icon to return File Sharing File Exchange 5 Screen Image Remote View Click the Screen Image Remote View to remotely view watch what s showing on the main screen When there is no connected AirShare it shows 1 2 3 ...

Page 66: ...he hidden function features including Back and Keyboard when available Back It sends a Return command to the DV AS 21 to go back to the previous directory menu Keyboard Open the keyboard to enter character number When there is an active signal showing on the main screen you ll see it and click the screen to control it as a mouse as shown below Click the Red Cross icon to return ...

Page 67: ...Cross Icon return to the main interface of WirelessMedia Lite 9 4 HDMI Input Select When on the Home Page it s used as AirShare receiver for receiving PC or Mobile devices Connect a mouse to either USB 2 0 of DV AS 21 or use the WirelessMedia Lite Wireless Mouse Remote Mouse to click the local HDMI input icon as shown below When on local HDMI input it s used as HDMI switcher Connect a mouse to eit...

Page 68: ...sword N A on the HomePage and can t find the AirShare s WIFI by mobile device Hotspot of AirShare is not turned on Use a mouse or the Remote Mouse feature of the WirelessMedia Lite for IOS or WirelessMedia Lite for Android to click the Setting button on the home page Use WirelessMedia Lite for Android application in Android device or WirelessMedia Lite for IOS application in IOS device and it can ...

Page 69: ... fasten properly Improper resolution for the main screen AirShare can output 1920X1200_60Hz 1920x1080_60Hz Change the resolution on the Setting configuration And match it to the native resolution of the main screen See Setting page Bad wireless connection The connection between the transmitter launcher PC client software to the base unit is not stable always fall away Wireless congestion Use a Wi ...

Page 70: ...ources to run the windows Aero color scheme To improve AirShare uses resource from the GPU In combination with other programs which do so Window 7 sometimes shows this message suggesting to disable Aero to improve the performance of laptop It s safe to ignore this message and choose Keep the current color scheme Your content is removed from the display and the visible button on PC is blinking Conn...

Page 71: ... range DHCP is not enabled No Wi Fi connection with Base Unit SSID not correct Enter the correct SSID No Wi Fi connection between mobile device with Base Unit Wrong Wi Fi frequency Check mobile device to select the correct 2 4GHz or 5GHz Wrong password Enter the correct SSID No audio when transmit local file to Base Unit Unsupportive audio format including Dolby MS11 DDCO DTSLBR DTSE DTSNeoUltra S...

Page 72: ...n t work with Android device Operation System Requirement Android 2 3 and later WirelessMedia Lite app Updated to the later OS Can t work with windows PC Laptop Didn t run the proper launcher PC client software corresponding to the AirShare Try to download launcher from the AirShare s USB port Operation System Requirement Windows XP Vista 7 8 8 1 10 32 64 bit Updated to the later OS ...

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Summary of Contents for AirShare DV-AS-21

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FSR AirShare DV-AS-21, User Manual, Page: 8 / 72

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Summary of Contents for AirShare DV-AS-21

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