Amplificatore di potenza digitale Bluetooth HiFi 2.1 canali TB21 subwoofer scheda audio
For Fosi Audio TB21 Bluetooth 5.0 Amplifier Board 2.1 Channel Mini Wireless Stereo Audio Digital Amp Module 50W x2 100W Subwoofer. Model: TB21. Bluetooth version: Bluetooth 5.0. Input Mode: Bluetooth.