How to wire and setup professional security alarm system?

Professional security alarm system is used for residential security, commercial security or industry security. It has wired zones, wireless zones and bus zones. You can wire motion sensors, door contact, magnetic contact, remote controller, keyfob, keypad, smoke detector, gas sensor, water leakage detector. Professional security system has complete and reliable function of self-check, tamper resistance etc. There is wired zones, bell zone, backup battery, on spot listen-in port, bus zone ports on the main board of the alarm host. Vedard Security Alarm technology company provides free guidance for installing security alarm system, fire alarm and burglar alarms. From the video guidance, you can learn how to wire the alarm panel with keypad, with detectors, with bus zone module and detectors. And you will learn how to set up the system time, zone attribution, zone address and zone name. The professional security system has detectors loss check and phone line check, battery check function. Yo