Features: 1.Made of high?quality metal and plastic, and has a stylish appearance. It supports Bluetooth connection, so that users can freely listen to music in various ways without annoying wires. 2.Support electronic tuning digital radio, FM three band 18 preset radio stations. Automatically scan and save the station, and manually adjust the station up/down. Support USB/memory card carrier. 3.Equipped with remote control, supports remote operation. Support MP3/WMA/WAV lossless format playback. It has functions of switching on and off, pausing playback, mode switching, and electronic volume adjustment. 4.Built?in angel eyes and devil lights, three?color light effect, can be changed. Four?level waterproof function, no fear of bad weather. Three?inch speaker with an output power of 2 x 20W. 5.Bluetooth technology is a real-time technology, it does not require a fixed infrastructure, and it is easy to install and set up. It can be connected without a cable. It is very convenient to use. It can be put into use only by simply completing the pairing, and the operation is simple. Specification: Item Type: Motorcycle Bluetooth Speaker_x000D_ Material: Plastic+Metal_x000D_ Battery Type: Button battery (battery included)_x000D_ Quantity: 1_x000D_ Battery Capacity: 120mAh_x000D_ Battery Model: CR2025_x000D_ _x000D_ Product Function Introduction: _x000D_ 1. Electronically tuned digital radio, FM three-band 18 preset radio stations_x000D_ 2. Automatically scan and save the station, manually adjust the station up/down_x000D_ 3. Support USB/memory card carrier_x000D_ 4. Remote control operation_x000D_ 5. Support MP3/WMA/WAV lossless format playback_x000D_ 6. Switch machine, pause playback, mode conversion function, electronic volume adjustment_x000D_ 7. Built-in angel eyes and devil lights, three-color light effect, can be changed_x000D_ 8. Four-level waterproof function_x000D_ 9. Three-inch Speaker, Output Power: 2 x 20W_x000D_ _x000D_ Wiring Instructions: _x000D_ Blue-----Radio antenna_x000D_ Yellow----Remote control antenna_x000D_ Black------9-wire line plug (connected to the auxiliary machine)_x000D_ White------fog lamp control line_x000D_ Black-------battery negative pole_x000D_ Red-------electric fire switch control line (3A fuse) Note: The white wire is connected to the fog lamp control wire and cannot be directly connected to the positive electrode of the battery, otherwise the battery power will be lost; the red wire is connected to the electric fire switch control wire, and cannot be directly connected to the positive electrode of the battery, otherwise the battery power will be lost.