WAV+MP3 decoder board key board, manual control board. It is suitable for the lossless decoder board + MP3 decoder board produced by our store. There are two types: A board and B board. Please indicate in the "Leave a message to the seller" column when purchasing. If you don''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''t specify it, it will be shipped randomly. Long press the “play/pause” key to switch between TF card and U disk.
Reminder: The picture below is the previous version. The current version does not include the infrared receiver and LED status indicator. If necessary, you can solder as shown in the picture below, and the component fee will be 1 yuan.(1 LED + infrared receiver each).