32GB large capacity; sturdy casing The 32GB recorder has enough space for 23 hours of continuous recording and can store up to 750 hours of WAV format recording files. With it, you can record any audio you want without worrying about running out of memory. It can also be used as an MP3 player and USB memory. It's compact and designed with you in mind so you can take it with you wherever you go. One-touch recording; easy playback Just slide the recorder to on/off to start/save recording. Without other devices connected, the recorder will record as long as it is turned on. You don't have to worry about being disturbed by incoming calls or other applications like phone recording. Plug in the included headphones and turn on the recorder to quickly play the recording, and support pause, fast forward/rewind, making it easier for you to listen and reduce noise; voice activation has a built-in noise reduction chip, and the recorder can restore the sound of real scenes to a greater extent. It also has a voice activation function (off by default). After enabling voice activation according to the instructions, the digital recorder will automatically ignore low-decibel sounds, helping you save time and space. Broad compatibility; the low-power automatic saving recorder can be connected to Windows/MAC/ Android phones can play, delete, and back up files named with the recording date. This recorder will automatically save the recording files before shutting down due to low battery, and a red light will flash to remind you. You don’t have to worry about accidental file loss.