• Inquire the information about signal quality, network and software version: If the connected telephone has the function of displaying incoming calls, the telephone rings after it logins on network successfully and a code of 8 digits will be displayed. The code indicates the information about signal quality, malfunctions and software version.

• Signal Quality: User can judge the signal quality according to the flashing speech of wireless network indicator.

• Two applicable work statuses: Users can select wire or wireless status by “wire/wireless ”switch.

• Setting-calling route: The dialed telephone numbers can be set to transmit through wireless or wire route. (The terminal is on wire status: “wire/wireless ”switch is put on the wire side)

• Forcing transmitting through wireless route: According to the users' need, this function can work through the given order.

• Display incoming calls: When some calls are coming in, if the connected telephone has the function of displaying incoming calls, the telephone rings and displays the incoming calls.

• Convenient incoming calls answer: While a call that has come through wire route is busy and another call income through wireless route, there is no any indication for the new incoming call. After the busy call is hung up, if the connected telephone has the function of displaying incoming calls, it will display the latest incoming call that has come through wireless.

While a call that has come through wireless route is busy and another call income through wires route, the telephone will give out the sound of “twice toot” to indicate that a new call is coming through wire route. The user can hang up the busy call and answer the new incoming one. If the new incoming call has been hung up when the user hangs up the busy call, the telephone doesn't display the missed calls.

• Adjusting the Volume of Voice: Microphone volume and speaker volume can be adjusted separately.

• Inquire Signal Quality and software version: With given order, users can inquire signal quality and software version.

Technical Specifications

. Environmental Temperature: -10℃ to +40℃

. Relative Humidity: 10% to 95%

. Air Pressure: 86Kpa to 106Kpa

. Environmental Noise: ≤60dB(A)

. Working Frequency: automatically switch between GSM 900MHz and GSM 1800MHz

. Frequency Stability: better than 2.5 PPM

. Signal Sensitivity: -103dBM

. Transmit Power: ＜ 2W

. Power supply: AC 220V±15V