1) GSM G3 fax terminal supports voice and fax function;
2) Employ siemens TC35i module to make;
3) Can send and receive fax by connecting to an analogue fax machine;
4) Compatible to most telephones, PBX devices and analogue fax machines;
5) Connect to Alarm systems to realize wireless alarm(for security use);
6) Strong signals with high gain antenna
7) Attractive plastic casing
8) SIM card supported (1.8V, 3V)
9) DTMF CLIP (Caller ID display)
10) Provides reversal polarity signal for billing.
11) No noise and clear voice .
12) Suitable for wide voltage range and low power consumption
12) Suitable for all kinds of weather and environment
13) RJ-11 ports (1 for connecting ordinary telephone set, another for connecting fax device);
14) Locking PIN /Locking Phone;

Specifications:
1. Air interface:  GSM900 and GSM1800Mhz frequencies
2. External in interface:
 The power supply interface: POWER / DC12V
 Outside phone interface: RJ-11(PHONE)
 Outside fax interface: RJ-11 (FAX)
 The antenna interface: SMA (Male)
 1.8V,3V SIM interface.
 The data Service interface: SERIAL PORT
3. Power adaptor:
 Input voltage: AC90-260V / 50Hz
 Output voltage: DC12V
 Output current: 1.2 A
4. Backup battery:
 Ni-MH battery
 7.2V / 1.2A
5. Antenna:
 Frequency Band:
 890-960 MHz / 1710-1880 MHz
 Gain: 2.5dBi
 Wave ratio: ≤1.5
 Input resistance: 50ohm.
 Polarize method: perpendicularity polarizes
6. Size: (L×W×H): 420mm×220mm×70mm (not include the antenna)
7. Weight: 0.8kg (include the antenna, battery, power adaptor.)