Color: black + chrome(speaker) High fidelity stereo,support Full-band FM LED display, Function clock Automatic memory after power off Waterproof, shockproof Listen to the music, FM radio while driving on road With 3.5mm AUX jack to link iPod, iPhone and other MP3 device Note:AM band is not available for this item FM Band Specification: Frequency range: 87.5MHz-108MHz Intermediate frequency: 10.7MHz SNR :> =50dB Power Amplifier Specification: Speaker impedance 4-8Ω Rated output power: 2Wx2 Max output power: 4Wx2 Working voltage: DC 12V Radio dimension: 7.9 x 4.2 x 5cm (3.1 x 1.65 x 2") Bracket dimension: 12 x 1.8 x 2.5cm (4.72 x 0.7 x 1") Package Included: 1x Motorcycle Radio head unit, 2x Motorcycle chrome speakers, 1x 3.5mm AUX jack 1x user Manual