One Button Recording: When recording, the recording switch on the left side up to start recording and start recording at hand without looking at the main unit. (Recording even in shutdown state). The mini voice recorder is equipped with dual stereo microphone and noise canceling capabilities, so it can capture sound from any direction, reducing noise and allowing you to record distant and small sounds clearly. Supports ultra-high sound quality with up to 1536 Kbps bitrate output over CD. 5 levels of sound quality: Supports 256 - 1536 Kbps. MP3 Player Born for Music: Add your favorite music to your playlist and instantly transform it into a portable and small music player. Supports a variety of playback formats. (MP3/WMA/WAV/OG-G/APE/FLAC/AAC). 22 H Continuous Recording: It only takes 2 hours to full charge. When fully , it can record approximately 22 hours continuously. It also has a low power automatic storage function, so if you suddenly run out of battery during use, the recording files will be automatically saved. Strong Hardware: Includes functions such as brightness setting, date and time recording function, multilingual recording, split recording, recording, built-in recording scene, automatic saving, and OTG compatible. Recording format:WAV, MP3 Recording bit rate:32/128/512/1024/1536 kbps Music format:WAV,MP3 Recording time:512kbps Battery recording duration:About 25 hours of continuous recording in non-noise reduction mode at 512kbps bit rate Sampling rate:16KHZ 48KHZ Frequency:20-20KHZ Microphone:omnidirectional microphone Battery capacity:260mAh Lithium battery:continuous use for 22 hours Operating temperature:-10-40 Storage:8GB Colour:Black Material:ABS Package Contents: 1 x recorder 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.