1. 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) 2. 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. 3. High - definition screen - The screen image quality is good, running smoothly. It has a high - definition compact small body, and you can put it in your pocket at any time without worrying about taking up space. 4. Recording with certain quality - Built - in dual stereo dynamic noise reduction microphones, allowing you to capture 3072kpbs 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. 5. Large - capacity storage and long - term recording - 32GB capacity can store up to 1200 hours of data (32 kbps). Built - in lithium battery, which can continuously record and play up to 27 hours (1536 kbps) after fully charging (about 2 hours). If it detects a power shortage, it will automatically save, so you don't have to worry about data loss. 6. 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.