Product introduction:

1 the power amplifier board adopts imported YD138-E chip, the chip has over-current protection, thermal protection, noise reduction, etc..

2 wide voltage operating range, DC 9-14V, current 2A and above can work normally.

3 strong power, large dynamic range, small to large cricket sounds, the sound of the cannon, can very good performance, small distortion. 8 ohm load of 2*8W, 4 ohm load of 2*12W.

Product parameters:

Mode of operation: D (automatic pulse width modulation)

Chip type: YDA138-E

Recommended voltage: 12V1.5A

Channel type: dual track

Noise ratio: 92%

Output power: 8W+8W (8 Ohm speakers) 12W+12W (4 Ohm speakers)

Product size: 58*36*21MM (excluding the protruding part of potentiometer)