1. Wireless bluetooth hands-free motorcycle audio kit(Main unit+2 x Speaker) 2. High fidelity stereo design, LCD display with function clock 3. Allow you to listen MP3 music from bluetooth device or FM radio without cable connection 4. bluetooth synchronous broadcasting,you will not miss the retransmission sport event,a flash information of when your are on the road 5. Support MP3 music from USB or SD/TF card(not Support 3.5mm external connection of MP3 players or tablet etc, not being a sound box) 6. Support full-band FM channel(AM band is ) 7. Built-in high-sensitive MIC to support hand-free call 8. Has warning when the phone rings,voice prompt when change modes 9. Remote control has a built in AUX input and background light for dark conditions Specification: Voltage: DC 12V Function: MP3, alarm, clock, FM Radio General radio specifications: Output: 2x15 W Speaker Specifications: Impedance: 4-8 ohm Frequency: 165Hz Effective frequency range: Fo-12Khz Distortion: less than 5% In: 15 W Maximum output: 30 W Connection: 2 cables (approximately 100 cm each) Colour:Red + Silver Material:plastic Package Contents: 2 x Speaker 1 x Main Control Unit 2 x Holder 1 x Remote Control 1 x Screw Kit 1 x Mounting Clamp 1 x Connecting Line 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.