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1、[High Performance] Uses TI TPA3116D2 digital power amplifier circuit as the core. One is for parallel bass output for power amplifier, and the other is for left and right channel output for power amplifier. 2、[Supports 3-Channel Output] The subwoofer amplifier board supports 100W (bass channel), 50W (left channel), 50W (right channel) 3-channel output. DC powered 12-24V power supply. 3、[Multi-function] The 2.1 channel amplifier board is equipped with 5 adjustment potentiometers for bass volume, bass frequency, left and right channel volume, treble, function control switch and total volume. 4、[High Efficiency] The BT 5.0 amplifier board supports BT 5.0 reception, external input interface, with preamplifier, bass frequency division processing. Wide operating voltage, energy-saving design, efficiency up to 90%. 5、[Wide Use] High power subwoofer amplifier board can use switching power supply with good performance, laptop switching power supply, charging bottle or car power supply, etc.

Item Type: Subwoofer Amplifier Board
Material: PCB
Voltage: DC 12-24V
BT: 5.0
BT Receiving Distance: >8m / 26.2ft
Input Sensitivity: 600-800mV
Frequency Response: 20Hz-20KHz
Left and Right Speaker Impedance: 4-8 ohm
Bass Speaker Impedance: 2-8 ohm

1 x Subwoofer Amplifier Board

5 x Knob Cover

5 x Nut

5 x Gasket

4 x Screw

4 x Screw Post

1 x Adapter Cable

Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!