Description: Package : 1 Pair 4-inch Motorcycle Stereo Speakers Fitment: Universal fit for most of the Motorcycles Motocross ATV. Material: High quality ABS plastic shellfor high levels waterproof function. FunctionSupport Bluetooth connection, connect to this machine to play music easily Support external USB/TF (sound quality will be better) Support MP3/WMA format to play music, also support WAV lossless format, sound quality is better than CD,you can directly play songs without Bluetooth, saving time.Comes with two 4-inch waterproof speakers. Stereo output 2x15W. FeatureSolid ABS plastic housing ,completely waterproof for all year use One-piece rubber edge with good damping, improved sound quality and true sound Three bands of 18 preset stations FM Power supply overvoltage protection, reverse line protection, short circuit protection Four levels of waterproof functionWith Bluetooth&clock. Specification: Material:Made of High quality ABS plastic Size(L x W x H):Approx.170x110x75mm/6.69x4.33x2.95inch Rated Output Power: 2 x15 W Fitment: Universal fit for most of the Motorcycles Motocross ATV. Package Includes: 2 Pieces Speakers 2 Pieces Accessories Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement. Thanks for your understanding