Feature: 1. RECORDING MODE: In continuous mode, the device will continuously record until the battery runs out or the switch is turned off, support setting to record only when sound is detected. 2. NOISE REDUCTION: This USB disk recorder uses professional IC noise reduction chip, which can effectively shield environmental noise and ensure a clear recording environment. 3. WORKING TIME: In voice activation mode, the portable recording device can be used for 25 days, and in continuous mode, the recorder can record up to 24 hours when fully charged. 4. BUILT IN MEMORY: This portable recorder features built in memory design, with good compatibility, high stability, fast reading and writing speed, and no file garbled characters. 5. APPLICABLE SCENES: This USB flash drive recorder is compact and lightweight, convenient to use and carry, suitable for daily recording, interviews, meetings and other scenarios. Specification: Item Type: USB Voice Recorder Model: Q82 Material: ABS, Electronics Battery Type: Built in 100mAh Lithium Battery (included). Package List: 1 x USB Drive Voice Recorder 1 x User Manual