Spesifikasi :
GSM 900MHz 1800MHz
Standard PSTN FXS with RJ-11 to telephone or voip gateway & PABX
400-500Hz Dial-tone and Busy-tone , Disconnect Tone
50V in idle and 75V in ringing and 9-12V in talking
DTMF detector in RJ-11
Provide reverse polarity
Caller ID (DTMF,after ONE Ring) to telephone or voip gateway or PABX
CLIR(Calling Line Identification Restriction)
Separate Power On/Off controller
LED indicating Hook On/Off,Talking,Signal Intensity,Power On/Off
Setable dialing delay time
Simple to install and easy to maintain
Steady module & reliable design ensures good performance
Strong signals with high gain antenna
No noise & Clear voice
Suitable for wide voltage range & Low power consumption
Suitable for all kinds of weather & environment
Offer keypad command sets to define functions