Features:-Mini HIFI digital bluetooth audio power amplifier.-TF Card, AUX, U disk, MP3 format play, support bluetooth wireless connection.-Supports FM stereo radio.-With 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 for home or your car.-Upgraded high power 300W+300W.-It can switch voltage automatically.-Small heat, light weight.Specifications:Model: AK35Color: Blackbluetooth: SupportRMS Power: 30Wx2Max Power: 300W+300WVoltage: AC 110V-220V / DC 12V 5APlug: US plugChannel: 2.0SNR: 85 dBDistoration Rate: 0.05%Load Impedance: 4-16Frequency: 10Hz-20KHzFM Frequency: 87.5-108MHzSize: Approx. 19x12.5x4.5cm / 7.48x4.92x1.77inPackage Included:1 x Audio Stereo Amplifier1 x Remote Control1 x User's Manual1 x Power Adapter