Motorcycle Siren and Speaker(siren alarm)
* Waterproof
*40W,DC12V/DC24V
*With micraphone and Controller

Motorcycle Siren and Speaker(siren alarm,loudspeaker)

Features:
1) Easy to install, convenient to use
2) DC12V, 40W
3) Internal circuit is controlled by SCM microcomputer
4) Warning tones and public addressing