"With 16MB of built-in-memory ( up to 6 hours of record time), you'll be certain to get every last detail. It also comes with a multifunctional LCD display and 4 folders that can hold up to 200 files. You won't even have to worry about pressing record on this digital voice recorder; automatic voice activated recording will automatically begin recording at the first sound it senses and stop when it has ended. Features:- Up to 6 hours of digital record time- Clip-on microphone included- Built-in flash memory- Advanced message edit- Auto voice-activated record- Record\/play\/pause\/skip\/search- Time\/date stamping functions- Multi-functional display- Digital recording up to 200 files in 4 folders- Key lock function- Digital volume up\/down- Built-in microphone- Jacks for headphones, AC adapter, and external microphone- Operates on 2 AAA batteries (not included) or 3V AC\/DC converter (not included)- Display size: .75\" x .75\""