Package List
1 * High Power 2-Channel 3W Super Mini Digital Audio Amplifier Board Circuit Board (Red)

Characteristics
- Color: mainly red High Power AMP Module.
- Power supply: DC 3.6V-5.5V 3w Amplifier Module.
- Dimension: about 0.91 x 0.63 x 0.08 inch (2.3 x 1.6 x 0.2cm) Audio Amplifier Board.
- Efficiency: more than 90% Digital audio amplifier board.
- Output power: 3W +3W (4 in Europe).
- Signal-to-noise ratio: 90dB.
- Material: durable PCB board and metal.
- Positioning holes size: spacing 20mm; Aperture: about 2mm.
- Eliminating the conventional LC network Stereo Audio Amplifier.
- adn High Power 2-Channel 3W Super Mini Digital Audio Amplifier Circuit Board 3W amplifier board.
- Input line try to use shielded line, you can play an anti-jamming effect, eliminate clutter current sound amplifier board.
- The board can also powered by 5V USB power supply or 4 x 1.5V batteries 3W Audio Amplifier Board.
- Power positive and negative can not be reversed, the supply voltage can not exceed 5.5V, these two violations would have LED IC damage Mini Amplifier Board.
- Output is CMOS BTL driver Audio Receiver Board.
- It is perfect for MP3/MP4/notebook 2 channel amplifier board.

Goods Description
amplifier board It is perfect for MP3, MP4 and Notebook PC.2 channel amplifier board The item is a high-power but super mini 2-channel digital audio amplifier board, which can be very convenient to place in the gap of small plastic boxes or other devices.Audio Receiver Board It can obtain maximum power output at a lower voltage, and features uilt-in standby electronic switch, high-gain buffer amplifier and short circuit protection