TPA3116D2 Bluetooth 5.0 Power Subwoofer Amplifier Board Audio Stereo Equalizer A
Support 100W (bass channel) + 50W (left channel) + 50W (right channel) three-channel output. Bluetooth play status, short press the switch to pause / play; May be you also want TPA3116 subwoofer amplifier with case/acrylic case.