1. The power amplifier board imported original chip YD138-E chip, the chip has over-current protection, thermal protection, noise reduction and so on.

2. Wide voltage working range, DC 9-14V, current 2A and above can work properly.

3. Power strong, large dynamic range, small cricket cries, big guns, can be a very good performance, very small distortion. 8 ohms load is 2 * 8W, 4 ohms load is 2 * 12W.

Working mode: Class D (automatic pulse width modulation type)

Chip Model: YDA138-E

Recommended voltage: 12V1.5A

Channel Type: Dual Channel

Sex Ratio: 92%

Output power: 8W +8 W (8 oh speakers) 12W +12 W (4 ohm speakers)

Product Size: 58 * 36 * 21MM (without potentiometer protruding part)