Feature:SIMPLE OPERATION: Easy figure out operation buttons, just switch on your voice recorder, Press "REC", it records your distinguished lecture, moments; Press "STOP" save your recordings safely; Press "PLAY", listen what you just recorded, and then Press A-B, select your relevant section to repeat, help you study and review your teacher, professor's main speech at class, lecture, semester so simple       HIGH FIDELITY STEREO AUDIO RECORDER: Built-in sensitive omnidirectional condenser microphones feature super high-quality (SHQ) 192kbps recording helps you catch words in an interview, class, meeting, speech clear, no matter where you sit      BUILT IN 8GB AND FAST FILE TRANSFER: High-performance processor with 8GB ample storage which allows recording up to 46hrs under SHQ mode. When fully charged could help all kinds of recording task easily as long as 20 hours. Quickly upload and download files to your PC, Mac, and laptop through USB port with safe and quality data cable      VOICE ACTIVATED RECORDER: Detects surrounding noise and automatically starts recording, catch the words only, no more silence snippets or whisper in your recordings again perfect for lectures, interviews, seminars, classrooms, interviews and more      MP3 PLAYER RECORDER: This sound recorder with mp3 player, playback your records, or enjoy music relax after your tired study or meeting. The portable size is easy to carry in your pocket. The built-in equalizer can finetune the sound into 7 kinds of the style include Natural, Rock, , Classic, Soft, Jazz, and Dynamic Bass Boost      Specification:      Languages: English, Japanese, Korean, Chinese.      Recording Format: MP3      Supported Audio Format: MP3 / WMA      Display: 128 X 64 Backlight LCD      Built-in Omni-directional Microphone & Speaker      External Input: USB 2.0 Cable, 3.5mm Headphones Jack      Colour:Black      Material:metal      Size:About 8.3x3.3x1.3cm      Package Contents:      1* Voice Recorder      1* Earphone      1* USB Cable      Only the above package content, other products are not included.      Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.