Features: 1.It supports Bluetooth connection, is easy to carry and use, and is compact and does not take up space. 2.Professional stereo speaker, while playing music, decorate the motorcycle in at the same time. 3.Large?size speakers, dual?speaker design, strong bass, clear and transparent vocals, music surrounds all around, you can get immersive auditory effects. 4.Simple and easy to install, no complicated steps, which is very suitable for outdoor riding. 5.Processed with high?quality materials of aluminium alloy, for wear?resistant, and have a long service life. Specification: Item Type: Motorcycle Material: Aluminium Alloy Color: Black Voltage: 12V Size: Approx. 21x6cm/8.3x2.4in Output Power: 5W x 2 Memory Card Slot Size: Micro Memory Card USB: USB drive that supports MP3 format USB Charging: No Waterproof Rating: IP44 Fitment: Universal For Motorcycles (note: The distance applicable to the handlebar is 9.8-11 inches, and the diameter of the motorcycle handlebar is 0.78-0.86 inches) Note: The distance applicable to the handlebar is 9.8?11 inches, and the diameter of the motorcycle handlebar is 0.78?0.86 inches. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.