What do factory smoke alarms need to be networked?
Alarm pager, call, emergency call, old electronic nanny, aged for GSM system, building intercom, alarm device, video intercom, villa intercom, intelligent building intercom, Internet video intercom system, 3G camera, remote monitoring, network monitoring, 3G camera, 3G high-speed ball, 3G network camera the hard disk video recorder
Factory smoke alarm needs the following security products: alarm, electronic burglar alarm, telephone anti-theft device, electronic remote control alarm
