Hi-fi Audio Amplifier|High-Fidelity 2.1CH Output:Delivers immersive audio with 80W per stereo channel and 80W subwoofer, enhancing your home theater experience Universal Compatibility:Seamlessly connects to various devices via HD, RCA, and AUX inputs, perfect for diverse entertainment needs. Portable Design: this amplifier is ideal for effortless transport and installation in multiple settings Precise Sound Control:Independent bass and treble adjustments with a 20Hz-20KHz frequency range ensure audio tuning HD 1.4 Support:Enjoy high-definition audio/video transmission with HD1.4 support, elevating your audio-visual experience Input port: 2xAudio RCA; 1xAUX; 1xHD Output port: 1xHD; 1xUltra-low sound jack;1xLeft channel; 1xRight channel HD version: 1.4 Power amplifier type: HIFI Amplifier channel: 2.1 Output power: 80Wx2+80W Output impedance: 4-16Ω Harmonic adjustment: Less than 1KHz 0.05% 4W High pitch control: 10KHz +12dB 220mV 47K Bass control: 100Hz+12dB 220mV 47K Frequency Response: 20Hz- 20KHz (The product printed words may vary depending on the batch, but this does not affect use) Voltage: AC100-240V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Color: As Shown Material: ABS Package Contents: 1 x HIFI 2.1CH Audio Amplifier 1 x adapter