Product : 1. wired and 99 telecom defense zones 2. LCD with time clock display 3. Voice for all operations 4. 3 of well-timed arm and disarm 5. Can 6 phone numbers : when horrific, system will make alarm call to these numbers automatically 6. The of import device can text alarm to 2 predetermined phone numbers 7. With inbuilt integer voice to give voice alarm or send alarm messages automatically. . . 10-second blue-collar message 9. inbuilt stylised keen integer voice 10. Message recording : earthborn recording, coexisting playback for recording effect in audition 11. Users can calls by using keyboard on alarm panel, just like a telephone 12. One-key-control : Out Arm, Home Arm, distant Arm 13. time period, , 24 hours, bypass defense zones programming function 14. Wireless : easy to add supplemental telecom accessories 15. inbuilt reversible : alarms smooth when power is cancelled Product Specifications : 1. : DC 12V / 1A 2. Backup battery : Lithium reversible battery 7.4 3. Wireless : 100 ~ 150m -LRB- in overt area -RRB- ; 30m -LRB- in door -RRB- 4. temporary : -20 ? . ~ ?. . Quad Band GSM : 850/900/1800 / 1900 MHz 6. Receiving frequency : 315 7. : 40 % ~ 80 % 8. : -LRB- 7.09 x 5.32 x 1.02 -RRB- '' / -LRB- 18 x 13.50 x 2.60 -RRB- cm -LRB- L x W x H -RRB- Package Includes : 1 x Main Panel 4 x distant Controllers 2 x PIR Sensors 10 x Door Sensors 1 x Power Adapter -LRB- US Plug -RRB- 1 x User blue-collar 1 x Siren Alarm .