Features:
1. Large capacity 8MB memory, supports USB music download
2. Supports 3 playback modes, key controlled playback
3. Can be equipped with ambient lighting, high-quality speakers, and adjustable volume
4. Rechargeable, customizable music
5. Wide applicability, suitable for music cover walls, greeting cards, gift boxes, photo albums, toys, etc

Parameter:
Power supply voltage: 4.2-5.2V power supply
Interface: TYPE-C (5V power supply/audio download interface)
Motherboard size: 49mm * 27mm
Speaker size: 36mm diameter
Button size: 23mm * 13mm
Note: Atmosphere lights can be added, and welding should be done according to the silk screen solder pads on the board, paying attention to the positive and negative poles.

Play mode:
Loop playback: Press the button once to start looping the stored music from scratch, and press the button again to stop playback.
Non loop playback: Press the button once to start playing the stored music from scratch and then stop. Press the button again during the playback process to stop playing.
Next song playback: Press the button once to play the next music, stop after playing the music; Pressing the button during playback will switch to the next track.

Package include:
Package 1:
1 * Card movement module
1 * Speaker
1 * button
1 * Power cord
1 * screwdriver
1 * Adhesive backing

Package 2:
1 * Card movement module
1 * Speaker
1 * button
1 * Power cord
1 * screwdriver
1 * Adhesive backing
1 * Battery