1、Hi-Fi Sound Quality: This MP3/MP4 player provides hi-fi sound quality, allowing you to enjoy an unparalleled music experience. 2、BT Function: Equipped with BT function, you can wirelessly connect your headphones or speakers, convenient and fast. 3、Built-in Speaker: The built-in speaker allows you to enjoy music even without headphones. This super mini MP3/MP4 player, equipped with BT function and built-in speaker, provides hi-fi sound quality, USB charging, very suitable for sports and travel use. Features: Hi-Fi Sound Quality: This MP3/MP4 player provides hi-fi sound quality, allowing you to enjoy an unparalleled music experience. BT Function: Equipped with BT function, you can wirelessly connect your headphones or speakers, convenient and fast. Built-in Speaker: The built-in speaker allows you to enjoy music even without headphones. USB Charging: USB charging design, convenient for you to charge it anywhere. Super Mini: Small size, convenient for you to carry around, very suitable for sports and travel. Specifications: Software Language: Simplified Chinese, English and other six languages Display: 1.77 inches 128*160 Button: High-sensitivity full-screen touch screen Battery: 200mAh/3.7v lithium battery Charging: 5V/1A input Charging Time: About 2 hours BT Version: 5.0 TF Card Extension: <128GB Operating Requirements: -5°C ~ 40°C Audio Format: APE, FLAC, MP3, WMA, WAV, AAC-LC Video Format: AVI 128160 Image Format: Supports JPG/JPEG/BMP Document Format: TXT Interface: TYPE-C USB1.1, charging Analogue Outputs: 3.5m Size: 65*42*12.2MM / 2.56*1.65*0.48in Weight: 61g / 2.15oz Package list: 1x MP3/MP4 Player 1x USB Charging Cable 1x User Manual 1x MP3/MP4 Player 1x USB Charging Cable 1x User Manual