1. Not only can it record and listen to music, but it can also be a sophisticated mobile power supply, which can solve the problem of no battery power on the phone. 2. Using DSP recording chip, high-definition noise reduction, to ensure it is the same as what you hear 3. Adopt AI intelligent voice recognition technology, support Chinese/English transcription 4. Intelligent voice control recording, recording when there is sound and automatically pause without sound 5. One-key operation, switch between normal recording and voice-activated recording 6. 100 meters long-distance recording, omnidirectional stereo recording, separation left and right channel, high-definition pickup 7. Built-in timing chip, the recording time of the video recording file is synchronized with Beijing time, which is convenient to organize and can be used as a cool base 8. Only support Android mobile phone connection with OTG function, without tedious conversion, you can play and manage files on the mobile phone 9. Built-in flash memory design, you can download and store the files you need like a U disk 10. Recording format: Wav 11. Music format: MP3, WMA, WAV 12. Bit rate: 192Kbps 13. Sample rate: 48khz 14. Recording time: 500 hours 15. Standby time: 365 days 16. Battery capacity: about 200mah 17. Product size: 103.5 x 25mm 18. Product weight: 72.8 g