Descripiton:1. Two main channel output.2. Supports FM stereo radio.3. With Remote control function.4. Built-in LCD display, with backlight function.5.DC/ AC power in, Suitable foe home or your car.6. Mini HIFI digital bluetooth audio power amplifier.7. With treble, bass, & volume control, very easy to use.8. Two microphone input slot, karaoke system in your home or in car.9. Low distortion supplies a clearer, stronger & more powerful sound.10.SD Card, U disk, MP3 format play, support bluetooth wireless connection. Feature: Model BT-266 Color Black Input Voltage AC 220V/ DC12V (in car) Plug EU Plugbluetooth Support Output Power 80W +80 W Peak Power 240W+ 240 W Channel 2CHLoad Impedance 4-8SNR-89 db FM Frequency 87.5-108 M Hz Distoration Rate 0.05% Frequency 10 Hz-20 K Hz Sensitivity 0.25m V-220m VRC Power Supply CR2052 Battery (built-in) Size Approx. 25.5x 23.5x 8cm Package Included:1 X Audio Amplifier 1 X Remote Control 1 X Manual