Connect to the analog trunk port of PABX or a standard phone. Convert the expensive PSTN-to-GSM call into direct Mobile-to-Mobile call. Automatically take advantage of the lowest rate to reach the
LCR. Mobile Trunk and bcakup telephone line Trunk line interface Time controller Remote Programming Fake Ring back tone Lowest cost router Reversal Polarity Caller ID Specification GSM900/1800MHz
Voice Call SMS Transmission DATA Tranmission Phone port RJ11 interface Line port RJ11 interface 100 to 240VAC Switching adapter