New XY-C50L 2*50W Portable Bluetooth 5.0 Wireless Stereo Audio Amplifier Board
Output power: 50W 2. 1 x Bluetooth Amplifier Board. Audio input: Bluetooth + AUX. Bluetooth Version: 5.0. Number of channels: left and right channels (stereo). The USB flash drive file system must be FAT32 and support up to 32 GB.