This product supports MP3 music playback, supports TF cards, supports USB download, with small size, light weight.
And simple operation, and can be connected to a human body infrared sensor module.
If the song is less than 4MB, you can directly copy the MP3 song to the board through a Micro USB cable; if the song greater than 4MB, you need to copy the MP3 song to a TF card and then insert the TF card into the slot on the board.

Basic functions include:
1. 5 buttons to control music play/pause, switch up/down songs, and adjust volume.
2. Can be connected to a computer through the MINI-USB interface, used as a U disk, and downloaded MP3 songs directly from the computer.
3. SPI Flash and TF are used to store MP3 songs, choose between the two. When both are present, TF card playback takes priority.
4. Onboard SPI Flash can realize related functions, high quality and low cost.
5. With a 3W external amplifier.

Package List:
1 Piece Voice Module
1 Piece PIR Sensor
1 Piece Speaker
1 Piece Empty Battery Case