12W 4*3W PAM8403 4 Channels mini Digital Audio Amplifier DIY Module USB 5V small stereo amp Amplifier Board XH-A156
- Choose quantity in variations（ 1Piece ，2pieces，10 pieces options in variations）
- Channels: 4 channels 12W not so big powerful，but just OK for DIY a mini sound system
- Amplifier Chip: PAM8403 ，classical chips，not expensive but great sound
- Working Voltage: DC5V （2A ~5A）Better performance，do not beyond 5V
- Output power: 3W*4 totally 12W ，just OK for mini sound box
- Product size: 46*29*13MM
- 3W*4 amp board good sound from this amp
