Digital Amplifier Board Professional 2.1 Channel Power Amplifier Board for Speakers DC12V‑24V

Feature： 1. Advanced Chip： Digital amplifier board uses the TPA3116D2 chip as its core, and is a high performance digital amplifier chip. 2. Rated Power： 2.1 channel power amplifier board provides 50 watts of power for the stereo channel and an additional 100 watts of power for the mono subwoofer channel.. 3. Superior Performance： Digital power amplifier board with built in volume, subwoofer and satellite potentiometers for sound customisation. 4. Power Supply： Subwoofer amplifier board has a wide voltage supply from 12V to 24V DC and is designed for energy saving and high efficiency. 5. Wide Application： Amp board has a wide range of applications and can be used for multimedia sound systems, speaker projects, digital signage and even mobile sound. Specification： Item Type： Power Amplifier Board Material： PCB Number of Channels： 3 Channels (Left Channel, Right Channel, Subwoofer Channel) Input Voltage： DC 12~24V Output Power： 50W+50W+100W (LeftRight Channel and Subwoofer Channel) Output Load： 4-8 Ohm Frequency Response Range： 14-100KHz Signal to Noise Ratio： 100db Switching Frequency： 1.2MHz. Package List： 1 x Power Amplifier Board 3 x Knob Cover 3 x Large Nut 3 x Spacer 4 x Small Nut 4 x Screw Post Note： This amplifier board must be powered by a DC power supply (DC12‑24V), preferably with a high performance switching power supply. Do not use a transformer!