Brief introduction: Model: JY-2008-H wire/wireless intelligent security alarm system, which is adopted America original chips and applied advanced microcomputer control technology, through wireless way to form a complete, invisible, intelligent, safety and burglarproof system. By using this system, users can monitor and frighten intruders and burglars, monitor fires and gas leakage, ask for help in trouble condition and let the system continue to service you when AC power is failure. In all, it safeguards users all the time and avoid accident happen. Widely used at home, shop, school, hospital, factory, warehouse, bank, government, etc. Features:  Adopted America original microcomputer chips as its main components, high sensitive and strong anti-interference  Without installation of wires and cables, wireless transmitter and wireless receiver, DIY project  8 wired/wireless defense zones model, 8 LED matches 8 zones, LED will flash when alarm  Can be used as 4 wired zone and 4 wireless zone model or eight wireless zones model  Record message for ten seconds  Program six groups of telephone numbers  Auto-call pre-programmed telephone numbers consecutively and with a recorded message when alarm is triggered  Two alarm models for user抯 option, mute alarm and audible alarm  Arm/disarm the main panel by password is at user抯 option  With independent key-chain remote controls, through them users can arm/disarm the alarm system  Separately arm/disarm for certain zones  Ask for urgent help by using the remote control when in trouble condition  Urgent help function is available for 24 hours a day whether the main panel is in armed/disarmed condition  Self-alarm when telephone cable is disconnected or destroyed  Long distance operation to the main panel by password. Including remote access, remote monitor, remote activate and deactivate  Add or reduce additional spare parts to the main panel is according to user抯 option  With back-up rechargeable battery can continue to supply power for 36 hours when power is failure  Can link up to the networks of alarm center through an ID code  Can finish functions settings through the keyboard on the main panel Specification  CE, CCC certified  Working frequency: 315MHz/433MHz  Power adaptor: Input AC220V; 230?40V; 110V; Output DC 9V, 300mA  Stand-by current: ≤20mA  Alarm current: ≤150mA  Working temperature: -10 ~ 50℃  Working atmosphere pressure: 86 ~106Kpa  Relative humidity: ≤ 90%  Built-in siren: ≥85db  Dimension: 340x 250 x 78mm (Gift box)  Net Weight: 1,200 g