四轮乐队的全球通FWT

Main feature of Quad Bands GSM FWT Simple to install and easy to maintain Steady module & reliable design ensures good performance Provide optimized circuit directly connecting the exchange device for extensions Compatible to most telephones, PBX & VoIP gateways Strong signals with high gain antenna Attractive Plastic casing SIM card support(3V,5V) Caller ID Display Provide reversal polarity signal for metering No noise &Clear voice Suitable for wide voltage range &Low power consumption Suitable for all kinds of weather & environment RJ-11 ports (two extensions line /phone and line. Locking PIN/ Network (optional) GSM Fixed Wireless Terminal (with LCD display)Feedback signal for pay phoneInternal backup batteriesSupports Mini-PABX to connect with GSMSupporting calls forbiddance for incoming and dialingLock SIM cardSupportsGPRS functionSupports reverse polarityPrefix IP number auto-dialingInternal or external antennaQuad-band module 850/900/1800/1900MHz Our product has SIM340 module inside, it has rechargeable battery and LCD display. Also we can offer the software for changing IMEI number. If you are in South America, please don't hesitate to contactus !