1).Support GSM network and PSTN line.

2). Intelligent router between GSM and PSTN.

3). With lock meter, lock card, lock meter and card, lock location, lock network and setup password to protect the meter.

4). Double LCD screen, English operation menu, display call number, sum and duration

5). Forbidden dial, direct dial, forbidden incoming call, judge the local call number and adjust number function.

6). Billing function, display duration and sum according to tariff rate, record bill and statistic function.

7). Tariff rates backup and checkout auto, to make sure the meter is veracity.

8).Outside high plus antenna.

9).Whole function cordless remote network management.

10). Provide a RJ11 telephone interface for End-user.

11). Charge remind function, single call lock automatically and hand lock function

12). Provide user exchanger trunk line function: dialing tone, DTMF dial-up, urgency tone, busy tone, shake bell tone.

13).Support remote display

14).Support printer

Technical Specifications

• Work frequency:GSM900/1800MHz or GSM850/900/1800/1900MHz
• Work power: AC220V/50Hz, DC12V
• Work voltage: AC100V~ 240V
• Surrounding temperature: -10°C~+55°C
• Relative Humidity: 10%~ 95%
• Atmospheric pressure: 86KPa ~ 106KPa