Support MP3, WAV format recording format, in the case of full power, record high-quality high-fidelity 192kbps voice, lasting 1200 minutes or record 199 files.The sound quality is good and it is easy to store. Built-in noise reduction chip, signal-to-noise ratio is greater than 70dB, ultra-high fidelity up to 384kbps, 100W test distortion is less than 0.05%. In addition, there are 7 built-in EQ modes: NOP, ROCK, POP, CLASSOL, SOFT, JAZZ and DBB for adjusting sound effects.Easy to carry, the product is light and small, the size is 83*33*13 (mm), the weight is 0.2KG, and it is equipped with a USB charging cable, which can be connected to any USB 2.0 transmission port for charging and transmission.Simple operation: 1. Using 128*64 pixel LCD display to display working status and battery capacity, and keep track of recording status at any time. 2. Press A-B to repeat a specific part of the music file. 3. With the delete function, you can delete and expand the file by selecting the file to be deleted. 4. USB connection, convenient to upload and download voice files. 5. Built-in speaker, using the built-in speaker, you can enjoy music or record without 3.5mm earphones.