... monitoring and alarm protected zone recheck 3. 8 LED to indicate the alarm zone.4. to program ... up 6. prompt sound for each alarm.6.with keyboard to program each function 7. in- ... external siren: 110~120 dB6. One control panel with one internal siren: working voltage:+9 DCV,200mA.7. ... vibration sensor, siren with strobe light, flashing siren, horn siren, remote control, all sensors as we selling.Notice: ...