1. 360-degree surround, dual condenser microphone stereo recording, all-round acquisition of sound sources.2. Excellent zero-noise technology, high-resolution recording function (VOR).3. Multi-language, large-screen display, pictures and texts, vivid image, easy to operate.4. Telephone recording5. WAV/512Kbps, MP3/192Kbps, two ultra-high-definition recording quality formats, reproduce the original sound.6. All recording formats, without any conversion, support direct playback or computer playback.7. One-key recording, press the recording button at any time to record. Support external recording equipment and recording function8. With a clock function, it can not only accurately record the generation time of the file, but also check the current time.9. High-definition TFT LCD display, convenient for night operation10. Support HD lossless playback of MP3 music.11. The product comes with an external speaker, and the sound is clear and loud.12. Headphones, USB and other accessories use international common interfaces to improve compatibility with external devices