Descriptions:
PWB Size:75*60 MM
Power Range: 8-25 V
Power connector is a standard 5.5 mm power jack, and most of the same power notebook
Digital amplifier can make subwoofer amplifier plate with a pre-match buffer of op amp NE5532
you can use switching power supplies, portable power supply, battery or vehicle power supply, and so on.
Packaging Include: 1x TPA3116D2 100W Digital Power Amplifier Board NE5532 OPAMP 8-25V