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1.Support GSM 850/900/1800/1900MHz.
2.Two RJ11 ports can connect two extensions at the same.
3.Four appearance.

Basic Functions

1. Supporting GSM 900/1800  or  850/1900MHz.

2.Making local calls, mobile calls, national and international calls.

3.Pre-setting area code, IP number, special service number, and any other head number .

4.Privilege setting for international distant and local call-in and call-out .

5.PIN code protection for SIM card.

6.Supporting SIM card lock , network lock and cell ID Lock .

7.Supporting reverse Polarity function.

8.With back-up battery storage.

9.Two RJ11 ports can connect two extensions at the same time .

10.Using industrial module.

               TFG6_J 6 -C3

                 TFG6_J 6 -C4