Mini clip design and pedometer enable MP3 players to securely clip into sportswear; After entering pedometer mode, the MP3 player records data during runtime. Compact and portable, which means you won't even notice its existence! Very suitable for sports. 【 Bluetooth 5.3 Technology 】 The MP3 player adopts an upgraded version of Bluetooth 5.3, which has better compatibility, stable signal, and reduces the power consumption of the music player. You can pair the Bluetooth MP3 player with Bluetooth wireless headphones (note: cannot connect phone and car via Bluetooth, you can use Audio Line to connect) 64GB of large memory and up to 128GB expansion, storing more lossless music. It can even be used as a USB flash drive. If you are still concerned about insufficient memory, you can also use a maximum of 128GB TF card for expansion. The Bluetooth MP3 player uses professional digital noise reduction chips to reduce noise and provide you with the most primitive sound quality, ensuring a high-quality audio experience. Multifunctional MP3 player, featuring music playback, video playback, recording, FM radio, pedometer mode, photo browsing, e-book (only supports TXT format) AB repeat, alarm clock, calendar, folder, built-in speaker, time screen saver, etc. This is a great gift for children, the elderly, or friends!