Voltage:12 V, Frequency:320/400 Hz, Sound Level:105-118 dB ,Dia:80mm Vehicle Compatibility: Applicable for passenger cars, SUVs and commercial vehicles, All 2 Wheelers. Package : 1 Pcs Horn ( Single) With Clamp. Universal Compatibility: Fitted with a Universal Mounting Bracket for easy installation. Its compact size and lower power consumption make it an ideal choice for all cars and motorbikes