The Sony Digital Voice Recorder w/ Built-in Usb lets you record various sounds and voices in extreme clarity with minimal background noise thanks to auto voice recording. This set contains a Sony Icd-PX470 Stereo Digital Voice Recorder, 2x Size Aaa Alkaline Batteries, Pc Application Software, Operating Instructions, a Warranty Card, SanDisk Ultra 32GB 80MB/s Uhs-i Class 10 microSDHC Card, and a Sony ECMLV1 Compact Stereo Lavalier Microphone.