2 channel, Two signal inputs: DVD signal and AUX signal, Voltage: Conversion 115V/230V, DC12V, Estimated power: 1200W, Peak: 2000W, With remote control, bluetooth 5.0, With FM radio, 5-band EQ mixer, Echo, fine-tuning, balance, Ports: SD, USB, 2 x microphone ports, with microphone reverb & delay adjustment, Signal input sensitivity: 200mv (± 30mv), Microphone input sensitivity: 9 mv (± 2mv), Distortion: ≤ 0.5%, SNR: 90dB, Resistance: 4 to 16ohm, Max Power/Channel: >200W, Frequency: 20KH to 20KHz, Dimensions: 200*70*190mm.