Keychain design: It is like a real keychain, you can carry it with you, just slide the on/off button to quickly record your audio files.Excellent recording quality: The recorder records at a speed of 192kbps, can capture up to 20 ~ 50 feet, and captures clear and clean audio, you can listen to it with the headphones included in the box.Auto save: When the battery power is low, the system will automatically save the recording file and cut off the power to ensure that the file is in a safe state.38 hours of continuous recording, 15 hours of continuous playback time, 68 hours of standby, convenient for your study, meeting, lecture or interview. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin