[16GB large capacity] The portable MP3 player is equipped with a 16 GB micro SD card and supports up to 128 GB (not included). You can download your favorite songs and videos. Support multiple audio formats, including MP3, WMA, APE, WAV, FLAC, etc. $ [HIFI lossless sound quality] Adopt professional intelligent digital noise reduction chip and superb circuit optimization technology to reduce noise, ensure high sound sampling rate, and provide high-quality sound. And there are built-in speakers to give you the good sound you want. $ [Long battery life] MP3 player allows you to enjoy up to 10 hours of truly lossless music. And fully charge in 2-3 hours. $ [Portable and lightweight] The portable and lightweight body is easy to carry, you can easily put it in your pocket and backpack, and enjoy music anytime, anywhere.