Subwoofer Amplifier Board HIFI High Power 2.1 Channel Amplifier Board with Treble and Bass Control

Feature: 1. [High Performance] Using TI TPA3116D2 digital power amplifier chip as the core. One is for parallel bass channel power amplifier output, and the other is for left and right channel power amplifier output. 2. [Support 3 Channel Output] 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] 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] 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 90percent . 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. Specification: 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 Range: 20Hz-20KHz Left and Right Speaker Impedance: 4-8 ohms Bass Speaker Impedance: 2-8 ohms . Package List: 1 x Subwoofer Amplifier Board5 x Knob Cover5 x Nut5 x Gasket4 x Screw4 x Screw Column1 x Adapter Cable