Sell 8 channels gsm gateway /fwt/fixed wireless terminal change IMEI

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Detailed Product Description Model no.:tld sx*1g*8ways Product name: 8 ports GSM Fixed Wireless Terminal/GSM gateways Frequencies: GSM**0/***0Mhz, **0/***0Mhz Features: It is a 8 channels GSM Gateway that has 8 ports FXS interfaces. It can connect with ordinary telephone set, PBX or VOIP Gateway, call back system etc. Dialing tone frequency:**0hz Employ Industrial module (sim**0) to make SIM card supported (1.8V, 3V) Caller ID display DTMF Dialing Bell signal Polarity reversal The RJ**1 socket which connect the phone or billing system for metering purpose Antenna socket (SMA) IP Presetting. Working status indicator Signal Strength indicator Technical Specifications Air interface standard: GSM**0/***0Mhz, **0/1, **0Mhz phase 2+ full band Frequency ranges: A) GSM **0 GSM ***0: I) Transmission: **9.2 ~ **3.8MHz I) Transmission: 1, **0 ~ 1, **0MHz Ii) Reception: **4.2 ~ **8.2MHz Ii) Reception: 1, **0 ~ 1, **0MHz B) GSM **0: GSM ***0: I) Transmission: **0 ~ **5MHz I) Transmission: 1, **0 ~ 1, **5MHz Ii) Reception: **5 ~ **0MHz Ii) Reception: 1, **5 ~ 1, **0MHz Phone interface: supply RJ**1 Phone Interface Hanging voltage: *5V Picking off voltage: *0mA / *1mA Dialing tone Frequency: **0Hz Antenna interface: Antenna amplifying>1.5db Sensitivity:<***4DBM Transmitting power<3W adapter interface:INPUT:AC **5~**0V OUTPUT:**2V/***0MA Operation Circumstance: Operation temperature: **0c~*0C Storage temperature:**0C~*0C Operation humidity:*5%**5% Atmosphere pressure:*****6Kpa Environment noise: <*0DB Transmitting Power:2W Sensitivity: <***4dbm Antenna Amplifying: >1.5db Dialing frequency: **0Hz Hanging voltage: *5V Picking current: *0mA/*1mA Package: Product dimension: L**5x W**0 x H*5mm Gift box dimension: L**0x W1