GSM PSTN Wireless Phone Billing Meter for Call shops solution

Specifications 1. GSM Wireless+ PSTN Access

2. Call can be routing between gsm and pstn

3. Accurate billing

4. can reduce call cost largely

Name: GSM Phone Billing Meter Model: SV-G50 Main features:    Useful for payphone to call GSM& match GSM discount   PSTN callings can be routed to GSM line with the setting    1 serial port,tarriff and parameter are renewable    GSM line can send 12KHZ/16KHZ pulse signal to payphones    Support polarity-reverse    Router can bypass 12KHZ/16KHZ pulse signal and polarity-reverse signal that   from PSTN lines    Large LCD screen display,shows you the phone number,duration,charge when connected    Record 1,000 bills of GSM calling    LCR Routing between PSTN and GSM    Router can set tariff for GSM callings    Support SMS data communication    Built-in printer port support real-time prnting    Uploading bills and downloading tariff with management system    POS Thermal Printer (optional)
Technical Specifications    Air interface: GSM Phase1/GSM Phase 11+compatible    Frequency: GSM 850/900/1800/1900Mhz    Power adaptor       Input voltage: AC230V,50/60Hz       Output voltage: DC12V       Output current: 1000Ma    Back-up battery(optional):Ni-MH battery, 1.2v/1200mAh,4pcs    Antenna:       Frequency based: 890-960Mhz/1710-1880Mhz, Gain: 3dBi
Environment:    Operating temperature range: -10 degree C to +45 degree C    Relative Humidity: 10% -95% RH    Dimension: 215*165*90mm, Weight: 1.41(including the antenna, battery,  power adaptor)