SK-239B telephone net work alarm system

8 wired +8 wireless zones with microcomputer control , keypad programming and LED display Match with various infrared detectors , fireproof and burglarproof detectors and emergency switches Sending alarm messages by telephone line and receipt of alarm through fixed telephone , mobile phone , and 110 or 119 Command Center Onsite alarm for telephone line breakdown,unauthorized connection,short circuit Wireless detector and remote controller (optional rolling code) automatically learn coding 8 remote control units respectively control the arming and disarming of 8 zones Compatibility SHIKE communication protocols Auto-reporting of AC power failure , low voltage of battery and detector failure 20-second sound sound(optional 90-second sound subsection record) automatically report the alarm and position , and the sound onsite can be monitored Onsite arming/disarming or zone arming/disarming through keypad,extension keypad or remote control unit Built-in clock chip makes it possible to automatically arm/disarm and report self-check in fixed time Built-in relay with linked output is able to link video monitoring or other equipment Data of arm , disarm , alarm ,powering on/off stored for inquiry Function available in terms of remote and linked control over other electrical appliances with long-distance telephoneDifferent alarming telephone number for different alarm condition