Sell quad frequncy gsm terminal just usd40

Description

It is very good quality and cheaper. we have already sell more than *0k pieces in world. we provide 1.5 year warranty. Features: 1) Supports mini-PABX , VOIPGATEWAY, CALLBACK to connect with GSM 2) Provides feedback signal for payphone 3) GSM voice&SMS communication via connecting to normal telephone 4) Supports SIM card lock 5) With Internet function via connecting to PC 6) With incoming and dialing calls forbiddance 7) IP number auto dialing 8) Internal or external antenna 9) Uses professional wireless module WAVECOM or SIMCOM *0) AMR function Specifications: Frequency: **0 / 1, **0MHz, **0 / 1, **0MHz Channel space: **0KHz Sensitivity: ***4dB Peak power consumption: 2W Operating environment requirements: Temperature: 0°C - **0°C Relative humidity: *5% - *0% Connectors: SMA antenna connector (TNC optional) Atmospheric pressure: *6~**6Pka Power consumption: staticd *5 mA, emissiond **0 mA Antenna: Gain: 3.5dB (all directional) *2 dB(Certain/selection) Power supply: AC**0V±*0% ****4Hz AC**0V/*0Hz( optional) DC*2V ( optional) packing: Product dimension: L **2x W**8 x H*0 mm Gift box dimension: L **5x W**0x H*4mm Carton dimension: L **5x W**3 x H**0 mm *0pcs/carton N.W: 0.4KG G.W: 7.8KG