China Wholesale Electronics
http: //www.aoliwholesale.com
http: //www.china-wholesale-electronics.com
Key Specifications/ Special Features:
- Power supply: 220 to 9V AC/ DC
- Inner power: NiMH battery, 7.2V DC
- Static current: ≤50mA
- Alarm current: ≤300mA
- Wireless frequency: 315, 433, 868 and ±0.5MHz
- Wireless receiving sensitivity: 5mV/ m
- Outer alarm siren volume: 110dB
- Capacity for wireless device: 99pcs
- Wire service: 7pcs