Record in MP3/LPCM with a high sensitivity S-Microphone
Up to 4GB of built-in storage
Expandable via microSD (SDHC/SDXC) cards microSDHC card will give you up to 32GB total storage or a microSDXC card will give you an impressive 64GB or more.
Auto Voice Recording reduces background noise
Direct USB built-in for easy connection to PC
Built-in lithium battery with 3-minute quick charge for 1 hour of recording