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The interface board of the HT01G-4 is 4 WAYS 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 4GSM SIM cards and 4 analogical ports.

Main features

     Provide accurate reverse polarity billing signal

     Display Caller ID

     Add prefixal code automatically:  The telephone setting can be set up to add the local area code when dialing local fixed calls and add IP prefixal code when dialing long-distance calls.

    Locking wireless terminal, locking SIM card, locking service provider and locking districts:.

    Network Management

    Parameter management: Parameters can be modified by hand via the connected telephone.

    Telephone code management: Barred telephone number and directly transmit telephone number  

    Resume parameters: All the parameters can be set up to be the default status when it is necessary

    Set up or cancel call diverting

    Support PBX

    Adjusting the volume of voice: microphone volume and speaker volume can be adjusted separately. 

Technical Specifications

Environmental Temperature: -10℃to +40℃     .Relative Humidity: 10% to 95%
Air Pressure: 86Kpa to 106Kpa                .Environmental Noise: ≤60dB(A)
Working Frequency: Automatically switch between GSM 900 and GSM1800MHz
Frequency Stability: Better than 2.5 PPM
Signal Sensitivity: -103dBM
Transmit Power:＜2W
Power supply: AC 220V±15V