【 Imported from the UK 】 ZK-TB21 Bluetooth 5.0 amplifier board TPA3116D2 chip 2.1 channel 50W × 2+100W high and low frequency adjustment subwoofer output
SKU ID: 10006229813
【 Imported from the UK 】 ZK-TB21 Bluetooth 5.0 amplifier board TPA3116D2 chip 2.1 channel 50W × 2+100W high and low frequency adjustment subwoofer output