99 wireless zones with 4 wired zones (optional)
Record voice.
Full voice response when operation.
Can remote Listen In and speak.
6 preset telephone numbers
Password protection
1. our products have the function which can anti-tamper alert. host can identify wireless tamper alert automatically .it will sound after identified the signal
2.startup the anti-decode, all of the wireless remote controllers will not cancel.
3.Microcomputer control technique adopted automatically .the product can notice host the message by 6 group telephone number. Able to link up to the networks of alarm center ,can search the message automatically (need set a alarm center)
4.There are some functions as follows: wireless help for urgently, wireless guard and cancel. It can through any other telephone to remote control ,monitor ,cancel and guard.
5.can set voice alarm and mute alarm in advance.
6 Intellectually identify if the owner had answered the alarm call or not. Once it is answered, the auto-dial will exit.

Technical parameters:
Power Supply: AC 110/220V ± 10% DC = 9V 300mA
Backup Battery: Ni-MH rechargeable batteries Environmental: DC = 7.2V 270mAh
Current: Ls ≤ 45mA
Alarm current: La ≤ 250mA
Wireless receiving frequency: 315/433MHz ± 0.5 MHz
Wireless Receiver sensitivity:-95dBm @ 12dB sinad
Interference strength:-40dB (frequency range 30M-1000MHz)
External alarm horn sound intensity: 110dB
Working environment: Temperature 0 °C -45 °C
Relative humidity ≤ 90%
Reliability: national standards