CTP Systems CTPhone 1900 Applications Manual Download

Page: 49 / 132

CTPhone 1900 System Hardware & Software

Installation

This chapter explains how to install and configure your CTPhone 1900
system. It covers the following topics:

•

how to install and cable the hardware components (base stations and
CTPhone Controller) of the CTPhone 1900 system (page 3-2)

•

how to install CTPhone Manager software on a personal computer
(page 3-19)

•

how to install CTPhone software on the CTPhone Controller (page 3-
22)

•

how to activate the CTPhone 1900 system (page 3-24)

•

how to perform software upgrades (page 3-26)

Before installing your system, you should design your system using the
information provided in the CTPhone 1900 System Planning chapter.

Summary of Contents for CTPhone 1900

Page 1: ...DOC00101 01 5 97 CTPhone 1900 System application manual...

Page 2: ......

Page 3: ...ctphone 1900 system application manual...

Page 4: ...neering and manufacturing methods warrant The software or hardware described in this manual may be used or copied only in accordance with the terms of the license pertaining to said software and hardw...

Page 5: ...se Station 1 16 System Administration 1 18 CTPhone Only or Twinning 1 18 Roaming 1 18 Handoff 1 18 Digital Transmission 1 18 Statistics 1 18 Diagnostics 1 19 Alarm Monitoring 1 19 Bit Error Rate Test...

Page 6: ...ovided Equipment 3 2 Customer provided Equipment 3 2 Recommended Installation Order 3 3 CTPhone 1900 System Cabling 3 4 Base Station Installation 3 8 Mounting Base Stations 3 8 Base Station Input Powe...

Page 7: ...gs Table 4 5 CTPhone Extensions User Table 4 5 CTPhone Handset Features Feature Table 4 5 Activating the CTPhone 1900 System United States Only 4 10 CTPhone Handset Initialization 4 11 Storing IDs in...

Page 8: ...ations 6 2 Analog Loop Start Line Interface 6 2 Base Station Specifications 6 5 Base Station 6 5 Base Station Power Supply Local Power Option Only 6 6 Handset Specifications 6 7 Handset 6 7 Handset Ba...

Page 9: ...d with Corridor to Adjoining Area 2 13 2 11 Base Station Placement in Office Environment 2 13 3 1 Overview of CTPhone 1900 System Cabling 3 4 3 2 Optional External Alarm 3 7 3 3 CTPhone Controller Rea...

Page 10: ......

Page 11: ...gs 4 7 4 B CTPhone Extension Data CTPhone Manager User Table 4 8 4 C CTPhone Handset Feature Data CTPhone Manager Feature Table 4 9 4 D IDs Affecting CTPhone Handset Operation 4 11 4 E Sample FCN Key...

Page 12: ......

Page 13: ...annel base station pro vides eight channels each four channel Mini base station provides four channels and up to 333 560 square feet 31 000 square meters of calling coverage CTPhone handset users have...

Page 14: ...F signal for transmission to the handsets The same lines may be connected to wired extensions for users that desire both CTPhone and wired extensions Figure 1 1 CTPhone 1900 System Components CTPhone...

Page 15: ...it relays calls between portable CTPhone handsets and other phones and trunks connected to the tele phone system Each Base Station provides coverage for a particular area or cell and supports eight si...

Page 16: ...s and locks onto the base station with the best signal System and handset IDs assigned in the system also affect CTPhone calls The CTPhone Controller is assigned a unique system ID and a CTPhone hands...

Page 17: ...egulatory Information United States Only The CTPhone 1900 system complies with Federal Communications Com mission FCC Regulations Part 15 and Part 68 Subpart C The FCC Part 68 registration number is 5...

Page 18: ...when they receive power from the Controller They may also be locally powered in which case they can be installed up to 3280 feet 1000 meters from the Controller for exact details see Table 3 C on page...

Page 19: ...agnostic information for system administrators See Base Station LEDs page 5 11 for details Figure 1 4 Eight Channel Base Station Broadcast Range Base Station Typical office environment 328 feet 100 me...

Page 20: ...ts four simultaneous conversations and up to 333 560 square feet 31 000 square meters of calling coverage Fifth Antenna Option Mini base stations offer a fifth antenna option to provide additional cov...

Page 21: ...roller simplifies CTPhone 1900 system administration and eliminates the need to remove base stations for system upgrades System Administration The CTPhone 1900 system includes a software program which...

Page 22: ...ion The statistics collected by the CTPhone Manager are described in detail in the CTPhone Manager on line help Diagnostics The CTPhone Manager software lets a system administrator check base station...

Page 23: ...censed operation Therefore an FCC license is not required to install and operate the system in the United States CTPhone Handset Features The CTPhone handset is designed for ease of use whether users...

Page 24: ...con displays The text display area displays date and time and information about activity taking place such as dialed number It also provides prompts that assist callers through various tasks like stor...

Page 25: ...c eavesdropping Configurable Ringing Users can set ring type and volume on their handset Eight ring types three volumes and no ring are available Ringer Mute The handset ringer can be muted Key Press...

Page 26: ...is option is used Speed Dial The CTPhone handset stores up to 70 speed dial numbers To dial a speed dial number users can press and hold 0 9 for frequently dialed numbers dial a two digit memory locat...

Page 27: ...ure 1 7 CTPhone Handset Battery Handset batteries are Nickel Metal Hydride NiMH Desk Top Charger The CTPhone handset comes with a charger that accommodates both handset and spare battery LEDs on the c...

Page 28: ...ew Carrying Case The CTPhone 1900 handset has multiple carrying case options Belt Clip P N PST20034 Leather Case with Belt Clip and Strap P N PST20035 available with or without a keypad cover Belt Cli...

Page 29: ...your CTPhone 1900 system It covers the following topics possible CTPhone 1900 system configurations page 2 2 how to design a CTPhone 1900 system so that base stations provide optimum coverage and sup...

Page 30: ...ngement of a CTPhone 1900 system The base stations may be placed in varying locations based on the requirements of your system For example they could be placed in the same general area or on separate...

Page 31: ...operate their phones within both systems if their hand sets are programmed with both system IDs and their handset extensions are configured within each system However since having two CTPhone extensi...

Page 32: ...4 D on page 4 10 Users can place and receive calls in any cell although handoff does not operate between base stations connected to different CTPhone Control lers Coverage 31 000 square meters 333 560...

Page 33: ...ystem IDs For information on system IDs see Table 4 D on page 4 10 Handoff does not operate between base stations connected to different CTPhone Controllers Coverage 31 000 square meters 333 560 squar...

Page 34: ...2 Note the construction materials used in walls including insulation and floors between multi story buildings and note window coatings and coverings Also note any large metal objects such as equipment...

Page 35: ...ons each Mini base station supports four simultaneous conversations but because all users are not in constant conversation a base station can support a greater number of CTPhone handset users For exam...

Page 36: ...e one call blocked out of 100 attempts Erlangs2 Per User 2 Typical usage assumes 1 15 and 2 Erlangs 6 minutes 9 minutes and 12 minutes respectively per line during the busiest hour of the day Number o...

Page 37: ...ze direct line of sight between handsets and base station antennas Signals should begin their path with a clear line of sight to reduce the affect of signal fading 4 Do not place base stations on or n...

Page 38: ...es equally in all direc tions on a horizontal plane RF energy behaves like a pebble tossed into water When a pebbles hits the water ripples move outward across the water s surface in concentric circle...

Page 39: ...e 2 8 Antenna Polarization Multipath Effect All metallic materials reflect RF energy creating conditions for multipath interference RF energy reflects at a 180 angle from the arriving wave This create...

Page 40: ...r the effects of attenuation Attenuation is the loss of strength of an RF signal due to distance antenna positioning and obstructions The guidelines provided in Determining Base Station Placement on p...

Page 41: ...obstacles afterwards In the example shown in Figure 2 11 the base station is placed to maximize line of sight and oriented to provide greater coverage down the horizontal corridor Figure 2 11 Maximiz...

Page 42: ...nufacturing area to accommodate the greater number of users in that area However base station BS2 is placed closer to the office area to provide coverage in the office area and maxi mize line of sight...

Page 43: ...into the cafeteria to provide coverage into the cafeteria Figure 2 13 Base Station Aligned with Corridor to Adjoining Area Example 3 Maximizing Line of Site Figure 2 14 illustrates an office area cont...

Page 44: ...diation pat tern is approximately a 2 to 1 2 1 forward to back ratio This is due to the absorptive effects of the wall on the signal and the orientation on th the flat antenna shape aimed diagonally o...

Page 45: ...6 Base Station Ceiling Mounting Radiation Pattern Base Station Elevation Angle The vertical height the base station radiates is determined by the materials used for floor and ceiling but can be repres...

Page 46: ...ore CTPhone handsets with fully charged batteries 4 Floor plan of the facility that you are surveying Stand Alone Base Station Set Up Step Procedure 1 Determine the best location for a base station us...

Page 47: ...e Test Step Procedure 1 Press to turn on the handset 2 Press 3 Listen for a continuous tone in the handset speaker while walking around the facility observing the coverage area boundaries Mark the flo...

Page 48: ...area boundaries Mark floor plan where the LCD display permanently changes from MAX to GOOD indicating the beginning of the handoff overlap area the LCD display permanently changes from GOOD to POOR in...

Page 49: ...d CTPhone Controller of the CTPhone 1900 system page 3 2 how to install CTPhone Manager software on a personal computer page 3 19 how to install CTPhone software on the CTPhone Controller page 3 22 ho...

Page 50: ...see page 3 9 for specifications CTPhone base stations handsets and chargers Customer provided Equipment CTPhone Controller DC power cord if DC powered from office telephone system see CTPhone Controll...

Page 51: ...r cable to the CTPhone Controller Then connect the cable to power You ll see warning messages in the status window this is normal page 3 13 9 Using the CTPhone Manager perform a software upgrade to up...

Page 52: ...lation requirements which are explained in Appendix A Figure 3 1 Overview of CTPhone 1900 System Cabling P1 Base Station 1 transmit MDF IDF Office Telephone System CTPhone Base Station 2 receive trans...

Page 53: ...2 Tip ring station 18 3 Tip ring station 3 Tip ring station 19 4 Tip ring station 4 Tip ring station 20 5 Tip ring station 5 Tip ring station 21 6 Tip ring station 6 Tip ring station 22 7 Tip ring sta...

Page 54: ...g line unit s to a connecting block labeled P1 on the MDF Pairs are shown in Table 3 B 2 If your system has more than 16 CTPhone extensions con nect another 8 or 16 pairs from the telephone system ana...

Page 55: ...nect one of the 25 pair cables to connector P1 Figure 3 3 on the CTPhone Controller Punch down the cable on con necting block P1 on the MDF Figure 3 3 CTPhone Controller Rear View 9 Connect the other...

Page 56: ...ing tabs as illustrated in Figure 3 4 Figure 3 4 Base Station with Exposed Mounting Tab 2 Drill four holes in a fixed wall or ceiling To properly position the holes you can measure the tabs on the bas...

Page 57: ...Figure 3 6 Figure 3 6 Base Station Local Power Supply Specifications 5 On wall mounted the base stations only rotate antennas par allel to the body of the base station Antennas on ceiling mounted base...

Page 58: ...ssemble an E1 cable with the following description Cable type 4 wire 24 26 AWG Number of sides 2 Side one Mini base station One RJ 11 connector Side two PBX Use same configuration as before but use on...

Page 59: ...uired for systems with two base stations When adding a second base station to a system you may also need to perform a software upgrade Replacing a Base Station Step Procedure 1 Disconnect transmit and...

Page 60: ...d BS Service Enabled parameter to TRUE and assign an ID to the second base station See page 4 7 for more information 5 If your current system software doesn t support two base sta tions copy the new C...

Page 61: ...y a power cord with the following requirements 18 AWG wire 2 1mm ID x 5 5mm OD barrel jack Switchcraft Inc S765 or equiva lent with minus potential center lead and positive shield lead The barrel jack...

Page 62: ...plug on the cable with an appropriate 220 plug Connect a North American to 220 adapter to the 110 plug Grounding Requirements Grounding the CTPhone Controller Step Procedure 1 Remove the nut and wash...

Page 63: ...ding on its configuration You may add groups of 8 users to a CTPhone Controller configured for less than 32 users by install ing an Analog Line Module ALM in the CTPhone Controller Caution When unplug...

Page 64: ...nylon standoffs on the CTPhone Controller as shown in Figure 3 11 Gently press the card into the DIN con nector and standoffs Figure 3 11 ALM Connections on the CTPhone Controller Installing an Analo...

Page 65: ...Personal Computer Cable 5 Replace the CTPhone Controller cover and reinstall cover screws 6 Power on the CTPhone Controller Connecting a Personal Computer to the CTPhone Controller Step Procedure 1 In...

Page 66: ...ing to the requirements of the RS 232 C port on the PC See Table 3 E on page 3 18 for pinout informa tion 3 Connect the adapter to the RS 232 C port on the PC Table 3 E DB9 and DB25 Adapter Pinouts 8...

Page 67: ...ger software also runs diagnostics and reports alarms and traffic statistics After installing the software you will perform a software upgrade using the CTPhone Manager in order to upload the CTPhone...

Page 68: ...tiple System Environments If you use a single PC to maintain two systems beware that the CTPhone Manager only reports general alarms when it is connected to a CTPhone Controller The CTPhone Controller...

Page 69: ...ing the source path for the Wireless Manager disk s 6 Make sure the drive containing the installation disk is correct and click OK The system displays a dialog box suggesting a destination path of C W...

Page 70: ...upgrade The following sections provide more complete instructions for each of these steps Copying the CTPhone Software to the Personal Computer The CTPhone Manager installation program creates a SOFTW...

Page 71: ...software configuration by following the instructions in Setting COM Ports on page 4 3 after CTPhone Manager starts 7 Type your password in the dialog box and press RETURN or click OK The CTPhone Mana...

Page 72: ...U PCS equipment without prior authorization from your manufacturer and UTAM To comply with FCC regulations the CTPhone base stations will not trans mit after initial installation until the activation...

Page 73: ...repeat the upgrade procedure The message Waiting for Wireless Manager must appear in the Status window before the first Rebooting Wireless Controller progress bar times out Software Reloading If LED S...

Page 74: ...pgrade updates software for the entire system CTPhone Controller and base station 1 Follow instructions in the CTPhone Manager on line help for upgrading software Note The upgrade automatically causes...

Page 75: ...Phone Manager page 4 2 guidelines for completing software configuration page 4 2 how to initialize a CTPhone handset page 4 10 tips for assisting users in performing telephone features on the hand set...

Page 76: ...CTPhone Controller 2 Turn on the PC and start Windows 3 In the Wireless program group double click the Wireless Manager icon 4 Type a password in the dialog box and press RETURN or click OK The Wirele...

Page 77: ...COM Ports If you start CTPhone Manager and receive a warning message that says CTPhone Manager cannot open Port 1 or 2 it means that communication port configuration does not match hardware configurat...

Page 78: ...uts new configuration information into effect immediately Adding a second base station does cause a reset of the base station but the system continues to function get or display configuration from the...

Page 79: ...contains all required configuration information not just the few additions or changes you wish to put into effect Required Configuration Information System Settings Table Table 4 A on page 4 7 provide...

Page 80: ...commands the CTPhone Controller sends to the office telephone sys tem to execute telephone features text displays that the CTPhone Controller sends to the handset during feature operation The CTPhone...

Page 81: ...0 ms 45 Dial Tone Delay Length of delay between a user press ing CALL key and receiving dial tone The delay may be necessary to elimi nate the possibility of a user dialing before the office telephone...

Page 82: ...1 P1 pair 1 2 P1 pair 2 3 P1 pair 3 4 P1 pair 4 5 P1 pair 5 6 P1 pair 6 7 P1 pair 7 8 P1 pair 8 9 P1 pair 9 10 P1 pair 10 11 P1 pair 11 12 P1 pair 12 13 P1 pair 13 14 P1 pair 14 15 P1 pair 15 16 P1 pa...

Page 83: ...ANSFER digit 3 digit 9 Hookflash CAMPON V MAIL digit 4 digit 0 Onhook CONF VMS digit 5 Offhook E MAIL clear display digit 6 Terminate Call NOT AVAIL Table 4 C CTPhone Handset Feature Data CTPhone Mana...

Page 84: ...Handset Operation ID Description Where Stored System ID Determines what CTPhone 1900 systems a handset may operate in CTPhone Controller configured in System Set tings database Handset up to 8 stored...

Page 85: ...et If you don t need that many press When you press or press after entering the eighth handset ID the handset displays its ESN for a brief moment and then exits menu oper ation to idle mode Storing ES...

Page 86: ...ference you must 1 Enter into conversation with one party 2 Place that party on hold 3 Dial another party 4 Initiate the conference pressing FCN then 4 CTPhone Handset User Instructions Operating inst...

Page 87: ...DOC00101 01 4 13 CTPhone 1900 System Configuration...

Page 88: ......

Page 89: ...ic and troubleshooting information for the CTPhone 1900 system Troubleshooting on page 5 2 covers troubleshooting procedures General Information on page 5 9 covers information and operation of the sys...

Page 90: ...reports in the CTPhone Man ager power sources polarity cable connections and continuity System Problems System problems include any of the following problems The interface between the office telephon...

Page 91: ...check the cables between the CTPhone Controller and base stations the RS 232 C cable between the PC and CTPhone Controller and that the base stations and CTPhone Controller are running normally Distan...

Page 92: ...ter to ohms scale with a resolution of units of ohms 6 To check the distance to base station one connect the multi meter probes between pins 20 and 46 of the 25 pair cable that connects to P1 on the C...

Page 93: ...will clear up system problems Before resetting your system collect as much informa tion as possible in the current CTPhone Manager log file Get traffic statis tics reports call status reports line an...

Page 94: ...he problem persists check system and handset ID configuration in the CTPhone Controller and handset These symptoms may also occur if the CTPhone Controller or base station is being reset Off hook icon...

Page 95: ...ndset Send the change to the CTPhone Con troller Make a call on the handset to store its ESN in the CTPhone Con troller Save and back up the databases No dial tone Make sure the handset keypad is not...

Page 96: ...com plete the request for service Unexpected digits in display It is very easy to inadvertently press keys on the handset keypad while the handset is not in use Consider using the keypad lock feature...

Page 97: ...s a problem with base station connections 1 LEDs are lit for one second to show that they all work 2 LEDs are turned off for a brief moment 3 LEDs are lit 4 Each LED is turned off as the test s that c...

Page 98: ...n One or more channels on base station 2 are busy 5 RLOS2 Red Receive loss of synchronization on base station 2 Synchronization is lost with base station 2 due to poor connection bad cable base statio...

Page 99: ...alarm report also stops the flashing of the LED To view the critical alarm report in the CTPhone Manager 1 Click on the icon in the CTPhone Manager tool bar The Status Window appears 2 In the Diagnos...

Page 100: ...test 31 off off blinking blinking BS Interface processor test2 2 Verify that the base station power supply is stable by checking cable connections or replacing transmit receive cables or local power...

Page 101: ...smit or receive cable You can reset all base sta tions by resetting the CTPhone Controller on off on off Vocoder test3 3 Reset the base station You can reset a base station by unplugging and plugging...

Page 102: ...he handset display and then the handset starts reporting BER test readings See Reading the BER Values on page 5 15 for information on how to read the BER values in the handset display See BER Testing...

Page 103: ...ion Poor The boundaries of a cell Call setup is not advis able although calls in progress may survive Bad An area not sufficiently covered to support call traf fic Relocate other base stations or put...

Page 104: ...he display 1 Press until SOFTWARE VERSION appears in the display 2 Press to see the software version Beep On Roam After entering the password and seeing BULKER DU in the display 1 Press until BEEP ON...

Page 105: ...battery To charge a battery 1 Insert handset with battery power off in the charger s front pocket 2 Insert spare battery in the charger s rear pocket The front pocket LED changes to amber and then cha...

Page 106: ...nd amber leave the battery in the charger to complete discharging After the discharge cycle complete the LED changes to red to indicate rapid charging is in progress 3 When LED changes to green you ca...

Page 107: ...information displays 5 Highlight the handset ID to be replaced and delete the ID 6 From the User Database toolbar click Send CTPhone Wireless Manager prompts for confirmation 7 Click OK The new data i...

Page 108: ......

Page 109: ...m 1535 Maximum channels per base station 8 Maximum handsets system 1535 Maximum simultaneous calls system 256 Typical indoor base station to handset distance 30 70 meters 98 230 feet Maximum base stat...

Page 110: ...to 53 C Operating humidity 20 to 80 non condensing Storage humidity 5 to 95 non condensing Operating altitude 1500 meters 4920 feet Systems operat ing above 1500 meters in low humidity areas may requi...

Page 111: ...WG 381 meters 1250 feet 22 AWG 838 meters 2750 feet 24 AWG 1000 meters 3280 feet 22 AWG Cabling Two twisted pair Antennas 4 Antenna gain 4 dBi maximum 3 dBi typical Power consumption 13 5 watts line p...

Page 112: ...ss method FDMA TDMA TDD Channels 4 duplex 1 control Frequency 1920 1930 MHz Modulation technique 4 differential QPSK Gross Bit Rate 384 Kbs QPSK Max distance from Controller Line power Local power 272...

Page 113: ...tance Resistant Weight 6 pounds 13 43 ounces 3 1 kg Size L x W x D 15 5 cm x 5 7 cm x 2 9 cm 6 125 x 2 25 x 1 125 Weight 8 ounces Color Black Operating temperature 0 to 40 C Storage temperature 0 to 5...

Page 114: ...fer Feature options Redial auto answer Speed dial features Numbers supported Max name length Max number length Speed dial access Other 70 8 32 Dial by name scroll dial by code Programmable pause progr...

Page 115: ...D 4 4 cm x 9 5 cm x 12 5 cm 1 73 x 3 75 x 4 9 Weight 16 ounces 0 453 kg Capacity One handset and one battery simultaneously Color Black Mounting Desktop Operating temperature 10 to 40 C Storage temper...

Page 116: ...ort Base station channel disable Analog line disable Call status report Indicators Alarm text Base station LEDs CTPhone Controller LEDs Handset charger LEDs fast charge slow charge discharge CTPhone h...

Page 117: ...DOC00101 01 6 9 CTPhone 1900 System Specifications...

Page 118: ......

Page 119: ...ormation the FCC registration number You must provide this information to the telephone company if they request it Use the ringer equivalence number REN to determine the number of devices you can conn...

Page 120: ...reek Blvd Suite 465 Cupertino CA 95014 Phone number 1 408 777 2700 for repair and or warranty information If the trouble is causing harm to the telephone net work the telephone company may request tha...

Page 121: ...ust be shielded to meet FCC emissions limits under Part 15 Class A UL1459 Compliance To ensure that installations are fully protected from fire hazards Underwrit ers Laboratories specification UL1459...

Page 122: ...ge Clips Primary Protection Gas Discharge Tubes or A B CTPhone Controller MDF IDF P2 WFC P1 pair 1 pair 16 pair 1 pair 16 Base Station 1 Base Station 2 pair 20 pair 21 pair 24 pair 25 ONS ONS OPS OPS...

Page 123: ...fication to operate in the 1920 1930MHz band must have an affidavit from UTAM stating that the device meets the requirements of Rules 15 307 d e and h regarding UTAM location verification and disablem...

Page 124: ......

Page 125: ...rging 5 18 5 19 diminished talk time 5 8 discharging 5 19 illustrated 1 22 recommended charging method 5 8 specifications 6 8 talk time 1 22 type 1 23 battery strength icon 1 21 beep on roam 5 17 BER...

Page 126: ...volume keys 1 20 CTPhone Manager described 1 18 4 2 4 9 Feature table 4 5 4 9 Get command 4 5 hardware and software requirements 3 17 in multiple system environments 3 17 on line help 4 2 overwriting...

Page 127: ...ndset 4 12 HID 4 12 Hook Flash Duration system parameter 4 7 I icons CTPhone handset 1 21 IDs see also Electronic Serial Number ESN CTPhone handset described 4 11 incorrectly configured 5 7 programmin...

Page 128: ...ibited 3 5 installation diagram A 4 recommended type A 3 required for UL 1459 compliance A 3 programming handset IDs 4 12 R receive pairs 3 5 regulatory information 1 15 A 1 A 5 reloading software 3 2...

Page 129: ...13 base station placement 2 9 2 13 building materials 2 6 2 10 determining base station requirements 2 6 2 8 site survey 2 6 traffic guidelines 2 7 2 8 system reset 5 5 System Settings table 4 5 4 7...

Page 130: ......

Page 131: ......

Page 132: ...Printed in USA...

Search results

Summary of Contents for CTPhone 1900

Reviews:

Related manuals for CTPhone 1900

Brands by name

Popular brands

CTP Systems CTPhone 1900, Applications Manual

Search results

Summary of Contents for CTPhone 1900

Reviews:

Related manuals for CTPhone 1900

Brands by name

Popular brands