Thank you for viewing. Used for recording only once for about 3 hours for event video recording. It's in almost new condition. - Brand: I-O DATA - Model Name: GV-HDBC/B2 - Function: HD Video Capture - Connection Terminals: HDMI - Power Supply: AC Adapter ※HDMI cable is not included. The "GV-HDREC/B2" is a video capture device useful for business, equipped with two modes: recording and streaming. In "Normal Mode," which allows recording, this product alone can record and play HDMI video, allowing you to save materials like slides shown in lectures as videos, or keep video minutes of web conferences. In "USB Mode (UVC)," which is used for streaming, you can connect to a computer via USB and capture HDMI video, allowing you to use a video camera as a webcam for web conferences, and it is useful in all kinds of business scenes where online presence is increasing.