For the users who need the large horn volume and special position.It connects with the alarm host to supply the power and support to give large alarm siren warnning .

SPECIFICATION:

1. Rated voltage: 6VDC
2. Rated current:100-150mA
3. Sound index: ≥115dB (Test distance: 300mm,
   Surrounding noise: ≤65db, standard voltage)
4. Sound frequency: 3.8KH2+10％
5. Transmit speed: 3H2±10％