Description: Buit-in SD/USB interface, you can listen the retransmission by an sports event, a special flash information or listen to music in motor bike Listen to music, support USB/SD/TF, plug and play (note: not support external connection of MP players or iPod etc, not being a sound box) LCD screens displays radio frequency and clock Fit for every motor bike or electric bicycle The radio collects the bands FM, AM is not available Specification: Specifications of the band FM: Cover: 87 - 108 ( ± 0.55MHz) Sensitivity: ?11dB Distortion: ?0.5% SNR: ?60dB Specifications of the radio: Exit: 2 X 15W Voltage: DC 12V Dimensions: 10 X 6 X 4cm Color: Black Shape: Skull Specifications of the speakers: Voltage: 12V DC Impedance: 4 - 8? Frequency: 165Hz Effective frequency range: Fo-12Khz Distortion: