Color: Grey Digital Voice Recorder for Lectures -, 1536KPBSDigital Voice Activated Recorder with PlaybackHigh recording sensitivity, dynamic noise cancellation microphone. Set it and forget it, grab voice messages in a timely manner, reduce unnecessary noise and whispers. Maximize the efficiency of the content of recorded informationPassword protectiont>6-digit password, 10, 000 combinations, no one can steal your private information, maximizing intellectual property protection, tape recorders for lectures, meetings, interviews, class, the best gift for students, journalists, writers, office workers! Large memory and durable batteryBuilt-in, support 64G TF card expansion. Not only can you store a lot of files, but the durable battery guarantees your long-term record needs. Mp3 playertAdvanced audio processing chip ensures smooth, clear audio playback. Support audio file playback in MP3, WMA, APE, FLAC, WAV, OGG and other formats. Small and lightweightPortable and compact audio recorder. Only 61.9 g gram and dimensions 99.5 * 32.5 *13mm (101X27X 10.8MM ). Just put it in a small bag and pocket. Professional recording device, just for you!