This is an Olympus Voice-Trek V-20 IC recorder. It employs a unique separate design, separating the main unit and the battery section, which reveals a full-size USB connector, allowing direct connection to a computer. It can be used as a USB mass storage device, and can store various files such as documents and images. Operation has been confirmed. This is a used item, so there may be some scratches and dirt associated with use, but there are no problems with its operation.