Mini Power Amplifier Project: Decoder Board, NE5532 Pre Amplifier and TPA3116 Power Amplifier

UNBOXING VIDEO: This mini amplifier project consists of three main parts: 1. mp3 Decoder Board 2. NE5532 Pre Amplifier 3. TPA3116 Power Amplifier COMPONENT SPECIFICATIONS 1. TPA3116D2 Digital Amplifier Board 2 Channel Model: XH-M543 Chip type: TPA3116D2 Working voltage: DC12-26V Output power: 120W 120W MAX DC12V, 2*50W DC24V, 2*120W Signal to noise ratio: 100db Channel: Dual channel stereo Size; 92*68*16mm 2. Mp3 Decoder Board with Remote Control and LED Display Model: ZTV-M011BT Features 1. Support USB Flash Drive 2. Support FM radio 3. Support micro SD memory card 4. Support Bluetooth Connection 5. Support AUX Connection 3. NE5532 4 Channel Pre Amplifier Features: • Adopts NE5532 front chip for better performance. • High quality potentiometer contacts well, stable for audio output. • Adjustment Types: 4 channels (Treble Alto Bass Volume) • 12-24V AC dual powe