Photo 1 of 2PCS TW100U 100W Mono Amplifier Board, TPA3116D2 Digital Power Amp Module with Built-in Step-up Voltage Circuit (19V/24V), Supports TWS Wireless Pairing, Bluetooth 5.3, AUX, USB Input, DC 12-24V

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Photo 1 of 2PCS TW100U 100W Mono Amplifier Board, TPA3116D2 Digital Power Amp Module with Built-in Step-up Voltage Circuit (19V/24V), Supports TWS Wireless Pairing, Bluetooth 5.3, AUX, USB Input, DC 12-24VPhoto 2 of 2PCS TW100U 100W Mono Amplifier Board, TPA3116D2 Digital Power Amp Module with Built-in Step-up Voltage Circuit (19V/24V), Supports TWS Wireless Pairing, Bluetooth 5.3, AUX, USB Input, DC 12-24V