01)  GSM 850MHz 900MHz 1800MHz 1900MHz 

        CDMA 450MHz 800MHz 1900MHz

02)  Standard PSTN FXS with RJ-11 to telephone or voip gateway & PABX

03)  400-500Hz Dial-tone and Busy-tone , Disconnect Tone

04)  50V in idle and 75V in ringing and 9-12V in talking

05)  DTMF detector in RJ-11

06)  Provide reverse polarity

07)  Caller ID (DTMF,after ONE Ring) to telephone or voip gateway or PABX

        Caller ID (FSK) to telephone or voip gateway & PABX(Optional)

08)  One Number Unified 
09)  CLIR(Calling Line Identification Restriction)

10)  Separate Power On/Off controller

11)  LED indicating Hook On/Off,Talking,Signal Intensity,Power On/Off

12)  Setable dialing delay time

13)  Setable automatic dialing

14)  Support to dial all number including of * #

15)  DTMF Automaticly dialing to GSM , to voip gateway , PABX(Optional)

16)  SPK & MIC volume regulate

17)  Provide accumulator charger interface (Optional)

 

18)  Multiparty Calling teleconference (Special Optional)
19)  Setable Maxim talking time to  warn of exchanger card (Special Optional)

20)  4SIM Rotator Automaticly (Special Optional)

21)  IMEI changing (Special Optional)

22)  Rasio Bases Changing Automaticly to simulate movement (Special Optional)

 

23)  Simple to install and easy to maintain

24)  Steady module & reliable design ensures good performance

25)  Strong signals with high gain antenna

26)  No noise & Clear voice

27)  Suitable for wide voltage range & Low power consumption

28)  Suitable for all kinds of weather & environment

29)  Offer keypad command sets to define functions