12 Modes: Voice activated recorder with voice control and normal two modes switch, open voice control, with sound to start recording, no sound pause, save storage space, improve efficiency. 2Noise Reduction: Digital activated recorder has a powerful built in professional grade noise reduction chip, which brings you higher fidelity and clearer recording sound quality and playback. 3Synchronized Time: Voice activated recorder has a built in time chip that synchronizes the time with the computer, so the recording time is synchronized with Beijing time, making it easy to organize and improve credibility. 4Long Range: Digital voice recorder using high definition long range stereo pickup technology, according to the scene environment to achieve the recording distance of about 60m/196.9ft, hear that recorded. 5File Encryption Protection: Digital mini activated recorder can add a password to the recording file, encrypting your data to guard the security.