A. Product Description - Material: Metal + Glass - Dimensions: 10.2 x 1.1 x 2.3 cm - Memory: 32 GB - Headphone Jack: 3.5 mm - Recording Mode: Continuous Recording - Supported Song Format: MP3/WAV/FLAC/APE/OGG/WAV - Memory Card Type: Does not support expansion card - Transmission Interface: USB 2.0 - Recording Distance: 10 meters - Power Mode: Built - in Lithium Battery - Color: Blue, Iron Gray - Quantity: 1 pc - Package Contents: 1* Recording Pen (with Battery) B. 【Recording and Voice Activated One - Key Recording】 Turn on the recorder, just press the recording switch up to start recording, then press down to save the recording. With the automatic voice detection function, the recorder is activated only when it detects audible sound, saving space and eliminating silent passages. C. 【High - definition screen】 The screen image quality is good, running smoothly. It has a compact small body, and you can put it in your pocket at any time without worrying about taking up space. D. 【Recording with clear sound】 It has built - in dual stereo dynamic noise reduction microphones, allowing it to capture clear sound. The recording quality can be set to MP3 (32/64/128/192) kbps)/WAV (512/768/1024/1536/3072) kbps, and the digital audio is played back by an external speaker, and the sound is clear. E. 【Large - capacity storage and long - term recording】 The 32GB capacity can store a relatively large amount of data, up to 1200 hours of data (32 kbps). The built - in lithium battery can continuously record and play for a relatively long time, up to 27 hours (1536 kbps) after fully charging (about 2 hours). If it detects a power shortage, it will automatically save, reducing the risk of data loss. F. 【Multi - function recorder and MP3 player】 It can be used in various scenes (meetings, business lectures, class notes), song practice, voice control recording, monitor recording, timer recording, AB repeat function). The MP3 player supports MP3, WMA, OGG, APE, FLAC, WAV formats.