Motorcycle Bluetooth-compatible Speaker Portable Waterproof Support TF Card AUXOOTDTY  brand new and high qualityFeatures:With diaphragm design, good bass effect.Support FM radio, support USB/TF card/AUX input.Powerful bass allows you to feel the shock of heavy metal music outdoors.Built-in high-sensitivity microphone, supports hands-free calling, calls crystal clear.Waterproof, dustproof, and shock resistant, it can be used in harsh environments (such as outdoor sports).Bluetooth-compatible transmission supports most Bluetooth-compatible devices on the market and is suitable for most mobile phone / tablet with Bluetooth-compatible function.The fire line has its own insurance, and the host machine has automatic power off protection function. When the voltage is unstable and the input voltage exceeds 16V, the sound will be automatically disconnected to protect the circuit from influence, safe and reliable.Suitable for motorcycles with handlebar distance of 25~28cm(9.84~ 11.02in) and handle diameter of 2~2.2cm(0.79~0.87).Perfect gift for yourself or your friends.Specification:Materials: ABS+metalVoltage: 12VOutput power: 7WTransmission distance: about 8~10 metersWiring: red positive, green negative, black connect to ACC.Size: app.20.5x6.8cm/8.07x2.68inColor: GoldenQuantity: 1setNote:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:1 x Bluetooth-compatible Speaker1 x Instruction Manual1 bag x Screws2 x U-shaped mounting brackets1 x Package box(other accessories demo in the picture is not included.)