433.92MHZ wireless/wired security alarm/telephone/GSM network alarm system
China - Home Security - Home Security Alarm, 14 years ago, 1292 hits
Home/Commercial alarm system:
1. LCD display
2. Frequency: 433.92MHZ
3. Support 8 telephone and message, support CONTACT ID
4. Can identify alarm zone.
5. Sensor low power alarm, telephone line cut alarm, power line cut alarm.
6. With battery
