MP3 Music Media Player Support Micro SD TF Mini Clip Player 1. Lavalier design, ultra-small size. Weighs less than 30 grams, can be clipped easily. Compact, sleek, and stylish. 2. Supports digital music playback in various MP3 formats. 3. Can be used as a portable flash drive to store MP3 files or data. 4. Functions as a TF card reader. 5. Combines MP3 player and removable storage drive functionality. 6. Features USB 1.1/2.0 interface, supports hot swap, plug and play. 7. No external power supply required. 8. Compatible with multiple operating systems: Windows 98/SE/ME/2000/XP and above. 9. Solid-state storage with no mechanical parts, shock-resistant and immune to electromagnetic interference. 10. Built-in high-capacity rechargeable lithium battery for extended standby time. 11. Stylish and compact design with fine craftsmanship, ideal as a gift. Instructions for use: 1. Turn on the MP3 switch to ON to start playback. The indicator light will flash. 2. Press the play button to pause. 3. Use the volume button to adjust sound level. 4. Press forward or backward buttons to skip tracks. 5. To stop playback, first press Pause to pause the device. 6. Switch to OFF to power down completely. Precautions: 1. Do not charge via computer USB port or charger for more than 2 hours to avoid damaging the built-in lithium battery. 2. The indicator light may not change after full charge, which occurs within approximately 1.5 hours. 3. Do not connect to a computer USB port for more than 2 hours. Always safely eject the device through the operating system before disconnecting. 4. Do not attempt to upgrade the firmware on the MP3 player during normal use. Color: Pink, Black, Blue, Silver Package included: 1 x MP3 Player Note: The actual item color may vary slightly from the images shown. A memory card is required for use; memory card not included.