Fitment:
Material: chrome plated zinc alloy (non-rusting)
Voltage: 12V
DB output: 150db
Fit for universal types of cars
No air system needed.
Easy to install.
Mounting hardware included.

Function:
Universal 12V trumpets 150db air horn replacement compressor
Compact design for little room but make powerful sound,no break design.
Great sound quality, extremely stable frequency
Long service life, reliable working performance