1. Product Name: TPA3116D2 digital amplifier
2. Product Type: XH-M543
3. Amplifier chip: TPA3116D2*1
4. Power supply: DC12-26V (24V recommended)
5. Current: more than 3A
6. Max output power: 120W *2
7. Channel: Two channel
8. Signal to noise ratio: 100db
9. Size: 92*69*18MM
10. Power supply DC12V 50W * 2
11. Power supply DC24V 120W * 2
12. Note: Red is positive and Black is negative!
13. TPA3116D2 digital power amplifier board with dual channel high power shock volume; power supply voltage is DC12-26V 24V is recommended it also has an op amp function after the sound source is input enter the boards op amp chip TL074C to zoom in so that The volume is even more shocking.

Operation instructions:
1. Connect the power input terminal to the DC12V—26V power supply (24V is recommended);
2. Connect the audio input to a sound source such as an MP3 mobile phone computer etc.
3. Connect the audio output to the speaker pay attention to the positive and negative it is recommended to connect more than 120W professional stage speakers in order to play its effect.

Package included:
1 x TPA3116D2 2*120W Dual-channel High Power Digital Power Amplifier Board