ITEM NAME:TPA3116D2 50Wx2 Bluetooth Wireless Power Amplifier Board Amplifier DC U Disk BX 2x50w Bluetooth Wireless Power Amplifier Board TPA3116D2 Amplifier DC U Disk TF - YouTube Video will open in a new window Using the.2x50w Bluetooth Wireless Power Amplifier Board TPA3116D2 Amplifier DC U Disk TF - YouTube. The module is powered on that shows green. 1 X bluetooth power amplifier board. When the module is powered on, the green and blue lights are on.
