High-capacity battery and memory-The built-in 270mAh rechargeable battery of this recorder can record continuously for 10 hours.Use the built-in condenser microphone to record-the recording distance is 10 meters. Intelligent noise reduction can effectively filter the noise component of the sound source.Multi-function-Support voice control mode, automatic recording when silent, saving memory. One-key recording and saving, easy to use. It plays repeatedly at A and B time.Strong compatibility-can be connected to a computer to transfer files compatible with Windows 98, 2000, XP, etc.A variety of scenes to choose from-using high-quality ABS materials and matte finishes, it is very suitable for your business meetings, negotiations, interviews, presentations, conferences, semester courses, presentations, group discussions, etc., and accurately record all details.