Features 1.Bluetooth 5.0: Bluetooth 5.0 is built into the MP3 player, providing faster data transfer speeds (up to 40 percent faster) and a more stable connection with longer range. In addition, power consumption will be reduced, increasing battery life. 2.Superior Sound Quality: MP3 music player uses a professional intelligent digital noise reduction chip to ensure a premium sound experience. Support popular sound formats, MP3 WMA OGG APE FLAC WAV AAC LC ACELP. 3.Multifunction: MP3 player has a 1.8 inch screen with speed dial UI design, allowing you to quickly select the functions you want, music player, FM radio, recorder, electric book, video, tools. 4.Memory Expansion: Portable MP3 player has 16GB high speed memory, which can store up to 2000 songs. And, supports memory card expansion up to 128GB (not included). 5.Long Battery Life: HiFi MP3 player allows you to enjoy up to 30 hours of truly lossless music. And it's fully charged in less than 1 hour. It's the perfect travel or sports portable music player. Specification Item Type: MP3 Player Material: Metal, LCD Screen Resolution: 160x128 Built in Battery: Lithium Battery 400mAh Support Sound Formats: MP3 WMA OGG APE FLAC WAV AAC LC ACELP USB Interface: USB 2.0 Headphone Interface: 3.5 Memory Card: Maximum Support 128G (Not Included) Body Memory: 16G Package List 1 x MP3 Player 1 x Charging Cable 1 x Earphone 1 x Instruction Manual 1 x Storage Box