Niubow Digital Power Amplifier Board PAM8406 Amp DIY Module DC5V 2X5W Class D Dual Channel Audio Stereo Amplify Board

5W+5W Class D dual-channel Amplifier Board Parameters: Supply voltage: DC 5V (Do not overvoltage, overvoltage will burn IC); Output power: 5W stereo (2? 5V) / 3W stereo (4? 5V) / 1.8W stereo (8? 5V); Input method: single-ended (3.5mm audio monaural input); Clip: PAM8406 power amplifier chip; Dimensions: 3.2x5.5cm/1.26x2.17inch. Features: Efficiency: >90%; General harmonic distortion & noise: <10%; Low quiescent current; Noise suppression; Protection: Against reverse connection of power input, short circuit, over heat, EMI is allowed to pass. Process materials: Top black immersion gold circuit board; Imported KEMET speaker capacitor; Large-capacity filter capacitor for channels; Specially customized black copper terminal blocks & gold-plated audio input terminal blocks. Additional Function: 1, Available to connect amplifier type to choose different function (MODE: high electricity level is Type D, low electricity level is Type AB. Factory defaults high electricity level); 2, Available to add an external Shutdown (SD: the chip will be Shutdown at low electricity level, factory default high electricity level); 3, Available to add a Mute (the chip will be at mute mode when low electricity level,factory default high electricity level). Package Included: 1 x PAM8406 2X5W mini power amplifier board