... redundancy for extra stability. 2. Can check status and call records from panel. 3. Allow up to 99 wireless ... one of the 8 zone types including NORMAL, STAY, INTELLIGENT, EMERGENCY, CLOSED, HELP SENIOR, WELCOME and CHIME. 5. Four ... main products are Home PSTN/GSM Security Alarm System, 3G Alarm System, GSM Power Alarm, Video Monitoring system, Wireless Remote controller, RF Transmitter/Receiver ...