THIS GSM FWT WITH 8 CHANNELS  IS PERFECT QUALITY. IT IS SUITABLE VOIP GATEWAY, PBX, PAY PHONE,A PHONE AND ETC.

The design of the SD01G FWT is to supply a standard sound phone in the area of the GSM Cell Network covering.

It can breach the lock of GSM and change IMEI.

The interface board of the SD01G FWT supply a clear bond between standard phone or a VOIP GATEWAY or A PBX and GSM Cell Network it possesses the function of the emulation phone exchanger and supply:

Features: 

    It have 8 channels with 8 cards, can update to 32 SIM cards.

    The IMEI can been change to any number you want.
    Dialing tone with 450hz
    DTMF Dialing, with second dial for save money

    With billing software(Option) 
    Bell signal, can hide the caller id
    Polarity reversal, Caller id hide function 
    The RJ-11 socket which connect the phone or the payment
    Antenna socket (FME)
    IP usage switch, LCR 
    Working state indicator
    Signal Strength indicator

Technical Specifications

GSM Module Dual band GSM 850mhz/900mhz/1800mhz/1900MHz
Phone interfacesupply RJ-11 Phone Interface
Hanging voltage:45V  Picking off voltage30mA/41mA
Dialing tone Frequency450Hz
Antenna interface Antenna amplifying 1.5DB
Sensitivity -104DBM
Transmitting power≤3W
Adapter interfaceINPUTAC 175~260V
OUTPUT+12V/1000MA
Operation Circumstance: 
Operation temperature-10 ~ 60
Storage temperature-20 ~ 70
Operation humidity45% 95%
Atmosphere pressure86 106Kpa
Environment noise 60DB
Transmitting Power: 2W
Sensitivity: <-104dbm