Description:1. With mounting bracket, the installation is simple.2. Nine different kinds of siren sounds, with microphone.3. Can be mounted on any application that has a 12V power available.4. Microphone assembly for clear voice commands, the tones can be heard clearly.Feature:Color: BlackAlarm Size: Approx. 21x17x11.7cmMIC Size: Approx. 6.4x8Voltage: DC 12VOutput Power: 400WPackage Included:1 X Car Warning Alarm With Mic