Detailed Product Description

1. Function:1.1. Four phone lines centralized management: Display call sum, duration and other
related information1.2. Large LCD screen displays status of the corresponding port: on/off-hook, bill
and lock/unlock1.3. With various tariff rates: international call, internal call, local call, specialism
call, free call and forbidden call. It can save 800 items of rate1.4. Bill for incoming call and outgoing call as well 1.5. Mode of billing startup: polar-reverse, 12/16kHz pulse signal. Manual and delay
modes 1.6. Bill check function: call no.. start/end time, duration, sum of the last 600
call records1.7. Bill statistic: daily total of the last 32 days, monthly total of the last 12
months and grand total 1.8. 2 modes of settle: each-call settle and multi-call settle. Each-call settle
means the phone will lock and the sum indicates after each call. The next call can
not be begun before unlock. Multi-call settle means well not lock until manycalls are finished 1.9. Built-in MODEM support remote update rate or upload phone bills (optional)
1.10. Rechargeable batteries (optional). Can work about 8 hours continuously when
power cut off 2. Condition environment: Be away from rain, sun. High temperature, dust, alkali,
acid, strong vibration situation or strong electromagnetic waveAtmospheric pressure: 86kPa~106kPaRelative humidity: 10%~90% Noises: <60dB Temperature: -1~40°C 3. Technology standardTiming accuracy: <1secDTMF receiving standard: >-23dBmIncoming receiving accuracy: >99.99%Insertion loss: <0.5dB4. Notice:4.1. Meter should work in ventilated and clean surrounding. Be away from rain, sun,
high temperature, dust, alkali, acid, strong vibration situation or strong electromagnetic
wave4.2. Please unplug the power source and telephone lines to avoid lightning strike
if possible when it is lightning4.3. The meter is a precision electronic instrument, please don't assign, take apart,
test and change tariff rate by unskilled person, which should be operated byskillful serviceman4.4. While transfer rate to the meter from Center Management System. Please plug
the special line (6 core RJ connector) manufacturer provide into the communication
port4.5. If with rechargeable batteries, please recharge the batteries at least 12 hours
in the first time4.6. The meter keeps on working about 8 hours while the local power is cut off. When
the LCD screen gets dark, it indicates energy in batteries is almost use up4.7. Please use the meter according to the user guide