Specification: Bluetooth-compatible: 5.0, supports bidirectional transmission Colour: Black Screen Size: 1.8 inches Memory card type: TF card (not included) Operation mode: button type Interface: USB 2.0 Headphone jack: 3.5mm Supported audio formats: MP3, WAV, 21262811086 Screen color: color screen Screen resolution: 320x240 Menu language: Chinese, English and other languages Battery type: lithium battery Battery capacity: 250MA Battery life: 6 hours (hours) Size: 90.5MM*39.5MM*10MM Net weight: about 31g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 X MP3 Player 1 X Charging Cable 1 X Manual Broad System Compatibility & Recording Formats: Our sports player is designed to sync harmoniously with your technology ecosystem, supporting popular operating systems and versatile recording formats for the modern, active lifestyle. Multi-Language and Bluetooth-Compatible Connectivity: Break through language barriers with our student walkman, supporting 7 languages and equipped with Bluetooth-Compatible for effortless streaming and sharing. It's the perfect blend of utility and connectivity for learners and polyglots alike. Day/Night Mode & Document Support: Experience ultimate reading comfort with our portable hifi music player, offering day and night modes for optimal visibility. With broad document support, it's designed for marathon reading sessions, day or night. Radio and Advanced Features: Discover the joy of FM radio and explore advanced functionalities, such as e-book reading and bookmarking, with our versatile music player. It's engineered to enrich your digital activities and keep you engaged. Versatile Media Playback: Immerse yourself in a world of multimedia with our MP3 MP4 player, the ultimate companion for audio, video, images, and recordings. Its comprehensive format support guarantees a rich entertainment experience on the go.