Description:
1). It is a differential power amplifier board.The differential amplifier circuit utilizes the symmetry of circuit parameters to effectively stabilize the static operating point,amplify the differential mode signal and suppress the common mode signal.
2).Widely used in input stages and measurement circuits for direct coupled circuits.

Feature:
1).It supports high quality sound quality.
2).It supports mono working mode.
3).It has two audio access methods,single-ended input and differential input.
4).It supports two-channel working mode.

Parameter:
1).Product Name:Differential Power Amplifier Board
2).Input Voltage:DC 5V-26V
3).Audio Input Mode:single-ended input/differential input
4).Output Power:15W/20W/30W/42W*2
5).Work Temperature:-25℃~85℃
6).Work Humidity:5%~95%RH
7).Size:21*21*3mm

Use steps:
1).Determine the working mode
2).Connect the appropriate speakers
3).Connect the correct input voltage to the input terminal
4).Input audio signal
5).Test use

Note:
1).Please use suitable speakers.
2).Please input the audio signal.

Application:
1).DIY speakers
2).Voice intelligent control

Package:
1* Differential Power Amplifier Board