- BLUETOOTH 5.3: Experience enhanced connectivity with the MP4 MP3 player featuring a Bluetooth 5.3 chip. Enjoy faster data transfer rates, up to 40% quicker than previous versions, for seamless pairing with Bluetooth headphones and speakers. Please note that it does not support Bluetooth connections with mobile phones or computers. - HI-FI LOSSLESS SOUND QUALITY: Immerse yourself in superior audio with MSONV Super HiFi sound technology. Equipped with a dedicated digital noise reduction chip, this music player delivers high-resolution, lossless sound quality. It supports various formats including MP3, WMA, APE, FLAC, WAV, and AAC LC, ensuring an exquisite listening experience. - EXPANDABLE STORAGE UP TO 128GB: With a newly upgraded micro storage card slot, you can expand the player's capacity up to 128GB. This allows you to store approximately 8000 songs with lossless quality, perfect for music lovers who need ample space for their favorite tracks, videos, and audiobooks. - SUPERIOR RECORDING CAPABILITIES: Capture high-quality recordings with a bit rate of up to 1536kbps. Choose between Mic in and Line in recording options to suit your needs. The Line in feature allows you to record directly from external sound devices without any loss in audio quality. Additionally, FM recording is available for capturing your favorite radio shows. - USE SCENARIOS: - Listen to music wirelessly while jogging or exercising, taking advantage of Bluetooth connectivity with your favorite headphones. - Store and playback a diverse library of audiobooks and podcasts during long commutes or travels. - Record lectures or meetings with excellent sound clarity, ensuring you never miss important information. This MP4 MP3 player combines advanced features, quality sound, and practical usability, making it an essential device for music enthusiasts and professionals alike.