2G GSM FWT 1 channel with 2 FXS/RJ-11 output GSM850/900/1800/1900Mhz It can connect telephone/alarm system/billing meter/pbx/gateway SIM Card supported (1.8V,3V) IMEI Changeable,Polarity reversal,DTMF dialing Working status and Signal strength by LED indicator Magnetic antenna with 3m cable or short antenna(optional) Back up battery available Color:Black
Trustpilot
2 months ago
4 days ago