Digital Voice Recorder sets up 16GB flash memory of storage in 1536kpbs high quality PCM sound recordings, supports WAV & MP3 formats, can store up to 1150 hours of recordings or 4500+ songs, it is a mini MP3 player. Professional inner chip reduces background noiseRechargeable voice recorder via included USB cable easily transfer files to your PC w/ MAC. Ultra-long life battery: can be used 12+ hours on full charge, meet your long-time use. A-B repeat during playback allows you to re-listen your important recordings convenientlyVoice Activated Recorder: select voice activated mode (AVR), it will automatically record or pause as well as restart after silences based on your settings. 0.35 inch ultra-thin slim and compact design is fits in the small pocket or handbag. For security reasons, you can set your own password to protect your filesSimply use with an easy - to - navigate menu system, set it up as needed. It has a legible & bright backlit LCD display screen. Plus, dual ultra-sensitive microphones support a long distance recording and make your audio sound crystal clear and greatWidely Use: can be used to record your ideas, memos, lectures, meetings, interviews and more. Suitable for students, professors, teachers, businessman, lawyers, writers, blogger. We provide 18-month warranty