Fitment:
Color: black
Power: 100W
Voltage: DC12V
Instruction: not included
Fit for most of cars, vans, trucks, motorcycles, mopeds

Aftermarket 7 sounds style car alarm horn microphone system kit
High strength shell, waterproof, corrosion-resistant
Including microphone, can work as a PA system
Pure and super loud sound, can shout out your own voice by pressing the side key
7 different kinds of sounds: horn, siren, HI-LD, wail-1, wail-2, wail-3, wail-4
Easy installation with mounting bracket and screws
Red wire connects to 12V power supply positive
Black wire connects to 12V power supply negative

Note:

Please place the microphone behind the horn. (Keep at least 1 meter distance to prevent interfering noise.) And don't make them face to face when you use.

Package Included:
1X Horn
1X Microphone
1X Mounting bracket
Necessary hardware included