50Wx2 + 100W TPA3116 2.1 Amplifier Module with Subwoofer

The amplifier board with two TPA3116D2 digital amplifier chip as the core,One do a left and right channel power amplifier,and the other bridge driver subwoofer, with small size, high efficiency, high power characteristics. Regardless of the cost of materials, capacitors Philips, Thomson, ruby. Taiwan-quality potentiometers sealed, original TPA3116D2 chip, SMD chip devices, and so on. Board circuit is simple, reliable work. Operating voltage 12V-25V. Left and right channel output 50WX2, subwoofer output 100W, efficiency can reach above 90%, you can use switching power supply laptop is also very suitable for battery-powered devices, such as motorcycles, cars, electric cars, and so on. Compact board, use and installation are very flexible and convenient. All use genuine components using devices capable of long-term stability.

Operating voltage: 12V-25V (recommended to use high-quality switching power supply)
Power output: 100W subwoofer left and right channel 50Wx2
Dimensions: 83X100MM
Three knob from left to right:

Stereo sound volume.
Subwoofer frequency regulation.
The subwoofer volume
Advantages:

Left and right channel full-range output, Can drive a 3-16 ohm speakers In the condition of rated voltage 24V,a very wide range.
The subwoofer channel at rated voltage 24V state can drive 2-16 ohm subwoofer, unique
Bass cutoff frequency independent regulation 80HZ-500HZ adjustable,
Independently adjustable subwoofer gain

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