Wireless alarm system

. Dual Network PSTN/GSM Home Alarm System.
2. Built-in Clock and color TFT LCD Screen, High-Sensitive Touch Panel Keypad.
3. 10 seconds voice message recording.
4. RFID function(work with electromagnetic lock)
5. 3 Groups of Timely Arm and Disarm.
6. Support 6 wired, 50 Wireless Defense Zones and 8 Wireless Remote Controls
7. Set 6 alarm phone numbers. and 3 Alarm SMS numbers.
8. Support Wireless Siren( Default Frequency 315Mhz). Also Support the Wired Siren.
9. Unique Function of Low voltage alert by sending notifying message.
10. Built-in 4.2 V Lithium Battery, when Power is off, the host will alarm.
11. Be Compatible with the international CID Center Protocol: Ademco Contact ID Protocol.

TECHNICAL PARAMETER
Model No.:DY-GSM50A
1. Input voltage: DC5V 2A
2. Static current: ≤65mA
3. Alarm current: ≤300mA
4. Backup Battery: 4.2V 350mA Rechargeable Lithium Battery
5. Full Charged Time: 10 Hours; Standby Time: 4.5 Hours
6. Radio Frequency: 433MHz（±75KHz），PT2262 / 4.7MΩ
7. GSM Working Frequency: 850/900/1800/1900 MHz
8. Siren Volume:120dB (The Default Beep Time is 180s when it alarms)
9. The Receiving Distance: Remote Control ≤40meters (Open Area);
Wireless Detector ≤80meters (Open Area).
10. Operating temperature:-10℃～+50℃