Anti-theft, waterproof.LCD Monitor.Built-in microphone.Caller ID.Phone ringtone reminder.Adapt to any motorcycle or electric bike Radio receiving band FM, AM is not available.Do not miss sports events or special reminders during the journey Bluetooth hands-free phone and Bluetooth connection to listen to music, support USB / SD / TF, plug and play With its sturdy waterproof shell and sturdy fasteners, the shell will provide more options for your motorcycle, while the radio will collect the FM band, and the fastener handlebar will make it practical and easy to use If you don't want to miss replays of sports events, special flash messages, or just want to plug in a Bluetooth hands-free phone, you can listen to music through Bluetooth connection when riding a motorcycle, then this radio and its shell are specially designed for motorcycles. The accessories you want Voltage: DC 12V Sensitivity: 11dB Distortion degree: 0.5% Signal to noise ratio: 60dB /volume buttons 5 EQ functions in MP3 mode 4 modes: radio, AUX IN, USB, SD Colour:Black Material:plastic Package Contents: 1 * Radio 1 * remote control 1 * audio cable with installation accessories Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.