http://www.ec21.com/ec-market/1 gsm 1 cdma.html http://colsale.en.ec21.com/GSM_Mobile_Phone_Quad_Band--3897474_3977368.htmlGSM and CDMA frequency:900MHZ, 1800MHZ SIM: Supour 2 SIMS,can standby at the same time Bluetooth:Both Sim can support b20091223 http://jv100.en.ec21.com/GPS_Personal_Tracker--3462725_3471140.html Pls check our website on http://www.jvproduct.com gps tracker Main Function: *Based on GSM/CDMA/GPRS (850/900/18020090409 http://sinoyeobd2.en.ec21.com/GPS_and_Cellphone_Jammer--3921153_3921175.htmlCDMA800 869-894MHz 20dBm 1dBm/100KHz (min) GSM900 920-960MHz 20dBm 1dBm/100KHz (min) GPS 1500-1600MHz 20dBm 2dBm/100KHz20091229 http://jastec.en.ec21.com/Telematics_Device--3763765_3766657.htmlGSM/GPRS or CDMA) Vehicle Location Tracking service (Stolen Vehicle Tracking) Remote Immobilization /Lock/Unlock E20091111 http://int1002.en.ec21.com/Distribution_Transformer_Monitoring_System--3737513_3737944.htmlGSM, CDMA, etc.) Effects High quality supply of electricity by preventing transformer from explosion caused by load u20090812 http://linkflex.en.ec21.com/LF_5_Series_EFT_POS--3418028_3418065.html12) LF-5 Series can be used as Mobile type EFT POS by attaching Internal mobile modem(GPRS/GSM or CDMA). For doing t20090318 http://shopgomi.en.ec21.com/X6_WIFI_Quad_Band_Dual--3744411_3910631.html This quad-band phone will work on GSM network frequencies 850/900/1800/1900 MHz. Highlights CDMA2000 - The power o20091229 http://dorisly.en.ec21.com/3G_Video_Alarm_System_W--2824043_3081706.html W-CDMA serials have been on sales for worldwide for several years. 1. You can get MMS/video for any angle or zone fro20091229 http://vrlevel.en.ec21.com/Sell_Original_Authentic_PDA_Blackberry--3889846_3889834.htmlCDMA BlackBerry smartphone that lets you roam globally on GSM/GPRS networks.64 MB of built-in memory and an expandable 20091230 http://amtcorp.en.ec21.com/SAW_Delay_Line--3651331_3651354.html140MHz etc. | SAW Products Range These are applied to CDMA and GSM digital wireless communication system, digital mic20090706 http://jenllq3.en.ec21.com/Vehicle_GPS_Tracker_518--3739739_3739740.htmlGSM/CDMA/GPRS (850, 900, 1, 800 and 1, 900MHz network and GPS satellite positioning system to track the far-way object 20091229 http://actfindsales.en.ec21.com/3G_GSM_CDMA_Broad_Spectrum--3919741_3932488.htmlGSM/CDMA: 850~960Mhz - GSM/CDMA1900: 1805~1990Mhz - 3G: 2110~2170Mhz Typical Coverage: 8 Meters Average Output Power:20091228 http://northvision2008.en.ec21.com/GSM_Bug_Voice_Monitor--3535827_3592251.html GSM Listening Device (voice trigger) This device allow you to spy anyone in any place. Features: 1) Yo20091228 http://microsecu68.en.ec21.com/MMS_GSM_Alarm_System_MMS--4029922_3421812.html 1) MS8701B: MMS-SMS-CAMERA SYSTEM DIY, smart looking,MMS,SMS, support GSM/CDMA. home image capture and real-time video20091227 http://wenyuwen520.en.ec21.com/Wireless_Public_Telephone_Antenna_GSM--4029861_4030165.htmlCDMA) .896-960 (GSM) or 210 (VHF) 2400-2500 (wireless router, gateway) VSWR: 1��1.5 Gain: 3dB Input impedance: 50 P20091226 http://httechnology.en.ec21.com/1u_CDMA_Modem_Pool_Gprs--4029915_4030219.htmlGSM Phase2+ Dual-band Class 42W 900MHz Class 11W 1800MHz Input voltage6V-36V DC Input current1A-2A Standby current: 5620091226 http://a8242685.en.ec21.com/GPS_and_Cell_Phone_Jammer--3351160_3736317.html10B-1 Jammers Product Description Cover interface standards: Digital : GPS,IDEN, TDMA, CDMA, GSM, UMTS Analog: AMPS20091225 http://xinmao888.en.ec21.com/Original_Manufacturer_of_Quality_Mobile--2896145_2999897.htmlCDMA mobile + PDA + 1.8-3.5inch TFT Display + TV/DVD + FM function(optional) + Bluetooth + Dual bands/dual cards+ GPS(O20091225 http://dalisong.en.ec21.com/USB_Flash_Disk_SIM_Card--3098762_3098814.html Product Functions: 1. Be compatible with GSM and CDMA; 2. GSM/CDMA SIM back-up tool; 3. Easy to read the phone20091224 http://lilykaihong.en.ec21.com/MMS_Alarm--3905728_3905994.html1 to 99 picture continuous) via GSM GPRS phone, CDMA phone or email at any time and place with a day/night CCTV camera 20091223 http://ectservice.en.ec21.com/Blackberry--3904516_4017962.html Model:ECT C7000 Main Specification Operating Frequency CDMA800+GSM900/1800/Mhz Memory Functions Ext20091221 http://signalknight01.en.ec21.com/Pocket_Cell_Phone_Detector_SK--3116250_4012209.html Detecting frequency band 1. 2G : GSM 2. CDMA 3. 3G : WCDMA 2100 (UMTS) 4. Wireless camera: 50 20091217 http://winnieqyf.en.ec21.com/GSM_4_Channals_FWT_Fixed--3002949_3003007.html1) GSM 850MHz 900MHz 1800MHz 1900MHz / CDMA 450MHz 800MHz 1900MHz (Optional) 2) standard RJ-11 to telephone or voip g20091216 http://portech888.en.ec21.com/PORTech_DuMV_PCI_2_Ports--4008790_4008800.htmlGSM/CDMA/UMTS networks and GSM/CDMA/UMTS networks to IP phone. Beside Voice,2 ports GSM/VoIP PCI Card support SMS send20091216 http://etelcn.en.ec21.com/ET8610_Sms_Fam--2556606_4002169.html ET8610 SMS FAM GSM/CDMA 1x 900/1800MHz Real time acquire SMS alarm DI, AI, DO ports Compatible wit20091214 http://excomtech.en.ec21.com/Bluetooth_Hands_Free_Car_Kit--3976938_3976984.html10m 2. Compatible with all kinds of Bluetooth cell phone and applicable to GSM/ CDMA/ TDMA/ WCDMA 3. 12 digit caller ID20091212 http://cndsm2008.en.ec21.com/Electric_Power_DSM_Terminal--3084737_3084752.html14;� combining modern mobile communication technologies(GPRS ¼� CDMA ¼� CSD ¼� S20091230 http://dary0701.en.ec21.com/Signal_Jammer_DZ101F_B--3977948_3991326.html 1. TX-Frequency: (A)TX-Frequency: CDMA 870-880MHz (B)TX-Frequency: GSM 935-960MHz (C)TX-Frequency: DCS 1805-1850MHz20091209 http://liywang.en.ec21.com/5_Bands_GPS_and_Cell--3470388_3470401.html 1.For GPS L1+GPS L2+GSM+CDMA+3G 2.2.5W each for each bands 3.with remote control 4.Can working on vehicle with power i20091203 http://sally041.en.ec21.com/BlackBerry_9630--3979472_3979547.html General 2G Network GSM 850 / 900 / 1800 / 1900 3G Network HSDPA 2100 CDMA/EVDO Rev A 800/1900 Announced 2009, July20091203 http://wency89.en.ec21.com/240W_High_Power_Cellular_Jammer--3971554_3971555.html101D-C. 1. TX-Frequency: (A)TX-Frequency: 900MHz (B)TX-Frequency: 1800MHz Available System: GSM, CDMA, DCS, PCS an20091202 http://15059590060.en.ec21.com/Portable_Hand_Held_Cell_Phone--2757687_2757688.html1. Effective shielding range: 10-30meters radius 2. Isolation bandwidth: CDMA: 869-894MHz 20091201 http://wlaf200907.en.ec21.com/GSM_MMS_Intelligent_Alarm_Control--3667410_3974540.html1800MHZ �� 1900MHZ. the alarm distance is out of restrictions . 2.Supporting GSM/CDMA mobile phone .th20091201 http://seenwell.en.ec21.com/Mini_MMS_Alarm_with_IR--3971077_3971093.html1900Mhz, 7.The picture can be adjusted to QCIF (160x128), CIF (320x240), VGA (640x480) 8.Support GSM and CDMA mobi20091130 http://haichuang1.en.ec21.com/Bluetooth_Handsfree_Car_Kit--3966503_3966504.html10m 2. Compatible with all kinds of Bluetooth cell phone and applicable to GSM/ CDMA/ TDMA/ WCDMA 3. 12 digit caller ID20091127 http://ambywu.en.ec21.com/GSM_Alarm_System_WYG_02--3880687_3882442.html1800Mhz and 1900Mhz, can alarm remotely without the limit of distance. Support GSM/CDMA, and English and Chinese SMS t20091125 http://gavin0806.en.ec21.com/Powerful_Mobile_Phone_Jammer--2131515_2133021.htmlCDMA 870-880MHz 46dBm 13dBm/100KHz (min) GSM 930-960MHz 46dBm 13dBm/100KHz (min) DCS 1805-1850MHz 46dBm 10dBm/100KHz 20091124 http://dreamfaith2009.en.ec21.com/Vehicle_GPS_Tracker--3954362_3954456.htmlGSM/CDMA/GPRS (850, 900, 1, 800 and 1, 900MHz network and GPS satellite positioning system to track the far-way object 20091121 http://charmszhao.en.ec21.com/Explosion_protection_Cell_Phone_Jammer--3914785_3948840.html1805-1850MHz (D)Tx-Frequency: 3G 2110-2170MHz or PCS 1930MHz Available System: GSM, CDMA, DCS, 3G, PCS and PHS 2. To20091118 http://robertvip2.en.ec21.com/3G_GSM_CDMA_Broad_Spectrum--3547257_3941808.htmlGSM/CDMA: 850~960Mhz - GSM/CDMA1900: 1805~1990Mhz - 3G: 2110~2170Mhz Typical Coverage: 8 Meters Average Output Power:20091115 http://selina1984.en.ec21.com/Sell_Motorola_A860--2471808_2471844.html Contact: Contact: dengkai_05(at)hotmail.com Network: GSM 900/1800MHz/GPRS/CDMA 1X Weight: 115g Dimensions (L*W*D):20091113 http://jeanbell.en.ec21.com/Dual_mode_CDMA_GSM_PDA--3936672_3936960.html 1>. Dual SIM dual Standby,Touch screen(dual-mode CDMA+GSM,GSM+GSM 2>. Dual Speaker 3>. 3.0 LCD 4>. Bluetooth/FM 5>. MP20091112 http://wumengjuan1990523.en.ec21.com/GSM_Global_Used_Alarm_System--3564808_3564823.html1) Adopts GSM network, no distance limit when sounding alarm 2) Can support GSM/CDMA cell phones, with English text mes20091109 http://bdcsales8.en.ec21.com/GSM_and_CDMA_G_G--3467316_3467574.html10 MT6225QSC60 2 Network GSM and CDMA /G+G ??/span> 3 frequency GSM900/DCS1800+CDMA800 (1900 option) ??/sp20091109 http://finasecurity.en.ec21.com/Quad_band_GSM_Alarm_System--3786855_3929485.html New CDMA, Quad-Band GSM Alarm System! CDMA, 850/900/1800/1900MHz GSM frequency is compatiable 1. LCD shows20091109 http://jetsense.en.ec21.com/GSM_8_Port_64_SIM--3926739_3926740.htmlGSM or CDMA/PSTN auto routing for PBX GSM addon application; 31, ESN/A-key changer provided, PRL table provided if need20091108 http://alina1029.en.ec21.com/Voice_Activated_GSM_Audio_Bug--3925632_3925659.html1800MHz only (Not for 3G or CDMA phone network) Features: * Frequency: 900, 1800(note: Check if it can be used in yo20091107 http://tangreat.en.ec21.com/Prison_High_Power_Mobilephone_Jammer--3767954_3768776.html Cover interface standards: Digital : IDEN, TDMA, CDMA, GSM,3G,WIFI,UMTS Analog: AMPS, NMT, N-AMPS, TACS 1)4 BANDS20091105 http://amyleehy.en.ec21.com/GPS_Vehicle_Tracker--2748830_2779750.htmlGSM/CDMA/GPRS (850, 900, 1, 800 and 1, 900MHz network and GPS satellite positioning system to track the far-way object 20091028 http://robertzjp.en.ec21.com/Mobile_Phone_Jammer_CPJ110A--1880574_3569541.html10A Mini Mobile phone Jammer SPECIFICATION A China market Output Frequency CDMA 860-894MHz GSM 925-960MHz DCS 180520091024