Alarm siren,horn,speaker 1. with microphone and unit 2. 3sound selection 3.12v/24v/6v optional,30w-40w

Alarm Siren,Siren horn,loud speaker

Features:1.DC 12V/40W2.Auto-protected circuit design3.Self-installed three-tone control buttons,with microphone4.with unit to control the sound and on/off switch,3 sound selection4.Clear&Nice Sound provided with free choice5.Sealed enclosure design for ensuring long lifetime

6. can be use in car and motorcycle

Alarm sirens 3 sound with microphone