1. 3D surround sound, immersive HIFI experience, support a variety of lossless audio formats 2. Comes with stereo speakers, you can play out and share the beautiful melodies with friends 3. Can be connected to bluetooth headphones Bluetooth speakers, strong compatibility, stable signal 4. When viewing picturesphotos, you can use slide show to view automatically, repeat playback, random playback and thumbnail mode three kinds of viewing methods, to meet a variety of needs for viewing pictures 5. Support radio recording, you can collect the preset 30 favorite radio stations, manual tuning and auto-tuning two ways to choose, radio support for the recording of favorite listening content 6. PCM encoding is an adaptive differential pulse code modulation technology, the audio data is preserved without loss, the bit rate can reach 1536kbps, preserving the original high-definition sound 7. Turn on voice-activated recording, you can record when there is sound and pause when there is no sound, saving memory space 8. The system supports 28 languages switching, which is convenient to switch the corresponding language when learning a foreign language, making it more convenient to learn 9. Can be directly connected to the phonecomputer to download songs and videos, file management (Note: connecting the phone needs to match the OTG adapter) Parameters: 1. Body material: zinc alloy + 3.5D high strength glass mirror 2. Screen size: 1.8 inch color screen 3. Operation mode: capacitive touch 4. Transmission interface: Type-C 5. Headphone interface: 3.5mm round hole plug 6. Sound playback: speaker 7. Storage capacity: 481632G 8. Recording format: MP3WAV 9. Audio format: MP3WAVOGGAPEFLACWMAAAC-LCACELP 10. Video format: AWVAVI 11. Picture format: JEPGBMPGIP 12. E-books: TXT format 13. Radio: FM radio 14. Battery capacity: 300mAh 15. Size: 84 x 41 x 10mm 16. Weight: 63.4g