Brand New! Made of Steel and Powder coated in Black Color for a Long Lasting Finish Includes 2 Universal Mounting Brackets No External Air Supply Needed Universal fit for most cars. Colour: Red/Black Connection:Does not distinguish postive and negtive Quantity: 1 pair Diameter:12cm / 4.72" 8.5cm Mounting Bracket Sound Output: (118-139DB ) - ( 300-500 HZ) Power Consumption: 2 x 66W Frequency: 300Hz (Low Tone) 500Hz (High Tone), Soud output: 1x118dB 1x139DB Voltage: 12V Supertone horns are particularly suitable for extreme conditions since they have a greater penetration force due to their size and more powerful electrical drive. This particular model has a focused and high-penetrating power tone for drivers who want to be heard. Hence the reason classified this model as the “Best in Class Range”. It offers the ultimate performance while combining power, durability and style and is most suitable for rugged use and off-road driving. With universal mounting brackets, installation is simple and a breeze. No additional work is required. Get your hands on the Super Tone and you will be sure to draw attention when you hit the knob, a massive 118 - 139dB! Package includes: 1 pair 139Db Horn Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.