Feature:1. SD Card, U disk, MP3 format play, support bluetooth wireless connection.2. With treble, bass, & volume control, very easy to use.3. Low distortion supplies a clearer, stronger & more powerful sound.4. Two main channel output.5. With Remote control function.6. DC/ AC power in, Suitable foe home or your car.7. Mini HIFI digital bluetooth audio power amplifier.8. Built-in LCD display, with backlight function.9. Supports FM stereo radio.10. Support breakpoints. Built-in two USB (Universal Serial Bus) port.11. Two microphone input slot, karaoke system in your home or in car. Specification: Colo: Black Input voltage: AC 220V/ DC12V (in car)bluetooth: Support Peak power: 1000W+1000 W Load impedance: 16SNR: 80 db Distortion rate: 0.01% Frequency: 20 Hz-40 K Hz Package Included:1 X Audio Stereo Amplifier 1 X Remote Control 1 X Manual