* Dual Band, 900/1800 MHz or 850/1900
* GSM 11.11 SIM Card socket standard
* RF Power,2W/900MHZ; 1W/1800MHZ
* Charging Signal provided,Reverse Polarity, 12Khz or 16Khz
* Three LEDs, setting, status, warning or signal strength(optional)
* Dial tone frequency : 425Hz(default)
* GSM Least Call Routing for PABX
* SIM Card Voltage : 3V
* AC Power :220/110VAC or external battery
* Line power supported : two version, one is 24v and the other one is 48v
* Network locking and SIM Card locking
* GPRS or CDMA version available.
GSM Fixed Cellular Unit
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