MP3 Player: Simple operation, Easy to use. 128GB Large Capacity: It has a built-in 128GB memory and supports up to 128GB of extended memory (without SD card), which can store 16,000 songs. Bluetooth MP3 player: Built-in Bluetooth 5.4 chip can connect to Bluetooth speakers and Bluetooth headphones, with more stable connection and stronger compatibility. (Note: Bluetooth cannot be paired with mobile phones or computers). Crystal-Clear Recording for Professional Use: Perfect for business meetings, lectures, and conferences - ensures you never miss important details. Support Multiple Formats. , Secure & Built for Movement: MP3 player Clip-and-go ultra- build stays put during runs, gym sessions or HllT workouts. Color:Black Material:plastic Package Contents: 1 * mp3 1 * Charging cable 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.