The design of the VJ-04G 4 Ports GSM GATEWAY is to supply a standard sound phone in the area of the GSM Cell Network covering.

The interface board of the VJ-04G 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:

 

Main Features

◇   Provides clear sound for cell phone user

◇   Caller ID hiding programmable

◇   4 individual Channels

◇   Block code programmable

◇   Prefix code programmable

◇   GSM module IMEI changeable(Supported by SIMCOM Quad band900/1800/850/1900MHz)

◇   GSM Frequency auto searching

 

Product Characteristics 

◇   Caller ID. With FSK

◇   Bell signal

◇   Dialing tone, DTMF Dialing

◇   Polarity reversal

◇   The RJ-11 socket which connect the phone or the payment

◇   Antenna socket (FME)

◇   Working state indicator

◇   Signal Strength indicator

Functions:

1.    Supply two set extension to connect

2.    Incoming call display

3.    Set local code, IP access code and special number;

Set limiting to dial national long distance call, mobile

4.    phone call and local call, set using IP or not ;

6．  Lock phone and telecom operator;

7．  Lock card automatically, lock card with random PIN code or fixed PIN code .