Mini HIFI digital bluetooth audio power amplifier.TF Card, AUX, U disk, MP3 format play, support bluetooth wireless connection.Supports FM stereo radio.Bluetooth version: 4.0Remote control battery: a CR2025 button battery not buit inRated impedance: 4-16 ohmRated power: 15+15W( It is recommended to connect a pair of speakers 6 inches) power: 800WPower supply requirements: DC 12V/AC 220V/110VFunction introduction: pluggable TF card / plug U disk / with remote control / with FM radio / with BluetoothAudio input: 3.5 holes in the front seat, rear lotus seat can be connected: computer / MP3 / DVD / CD and other audio signalsAudio output: R left + L right clip for the channel output, positive and negative, one speakerWith treble, bass, and volume control, very easy to use.Low distortion supplies a clearer, stronger and more powerful sound.Two main channel output.With Remote control function.DC/ AC power in, Suitable foe home or your car.Plug Type:EU Plug,it applies to Indonesia, Germany, France, , Italy and so onColour: blackMaterial: ironSize: 19 x 12.5 x 4.5cmPackage Contents:1 x Bluetooth power amplifier1 x remote controlOnly 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.