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 O 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 o 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.