Audiophile-approved sound quality. Immerse yourself in a world of crystal-clear audio. Supporting lossless formats like FLAC and APE, as well as popular formats like MP3 and WAV, every note is reproduced with astonishing accuracy. Whether you're listening to your favorite music, audiobooks, or FM radio, the 3D external speakers deliver a rich, immersive sound experience. And with Bluetooth 5.3 technology, connecting to your favorite headphones or speakers has never been smoother or more stable. Multimedia: The Marvel The is more than just an MP3 player; it's an all-in-one multimedia hub. A bookworm's paradise, it offers a portable library experience. With features like table of contents access, brightness adjustment, automatic page turning, and bookmarking, you can enjoy your favorite books. For language learners, it's an indispensable English listening assistant. With lyrics display and variable speed playback, mastering pronunciation and comprehension has never been easier. Play duration: The speaker will sound for approximately 1-2 hours. If the headphones are turned off for about 15 hours Product color: Black Charging time: about 2 hours Speaker: Yes This product does not include a memory card. Color: Black Material: Aluminum Alloy Package Contents: 1*MP3 player 1*data cable