Wireless auto-dail home burglar alarms (LS-803)
SPECIFICATION:
1. Wireless frequency: two option: 433MHz or 315MHz
2. An adaptor: option: Input electricity from 110 ACV~240 ACV, customized.
Adaptor choosing: two round pins, two flat pins, three pins, customized
3. Wireless receiving distan... - Update: 2009-12-09