This is the WM8960 Hi-Fi Sound Card HAT For Raspberry Pi. https://www.waveshare.com/wm8960-audio-hat.htm
This is a sound card HAT designed for Raspberry Pi, low power consumption, supports stereo encoding / decoding, features Hi-Fi playing / recording, what's more, it can directly drive speakers to play music.
Since the 7.01 Recalbox release, this audio hat is supported thanks to a small configuration.
You need to modify the
/boot/config.txt file as follows to add support for this new hardware an overlay and the activation of the I2C bus. To do this we pass the partitions to write :
mount -o remount, rw /boot
then edit the file
/boot/config.txt and add the following at the end of the file using nano :
Just save the file and reboot. That 's it.
In Emulationstation, go to the menu Sound Settings, and select one of the WM8960 device. After selecting, you sould hear the music through the speakers.