Features: The use of high temperature pure copper silver coil, large diameter, high efficiency conductive sound, minimize distortion. High-quality polypropylene cone material and the use of high-density aerospace magnets for strong voice performances and great sounding audio. Double output, clear and full of treble, soft and nice to hear, bass calm and powerful, strong explosives. PP rubber horn and metal material for excellent durability and prolonged performances. High sensitivity, high voice resolution, the details of a complete description of clear. High degree of noise reduction, HIFI level experience, stage board to enjoy the stereos surround. Specifications: Material:ABS Installation Diameter: 233x165mm Installation depth: 80mm Color:Black Power: 600W Power supply: 12V Model: 6.9ch Frequency response: 25-86kHz Package Includes: 1x Car Speaker note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.