... system, alarm system, alarm, gsm alarm, home security, wireless alarm, accessory home alarm, home alarm system, home security ... alarm, gsm alarm, home security, wireless alarm, accessory,gsm alarm system Wireless home security Phone line auto dialler burglar alarm system ... optional 3) Standby current: 10mA 4) Wireless receiving frequency: 433/315MHz 5) Wireless receiving distance: 100m 6) Alarm volume: ...