USB&HDMI Document Camera. You can use the document camera, such as a teaching webcam, present teaching materials, and interact with students via flexible joints and arms. The DC-F80 camera delivers 4K 30fps image quality with 30x total zoom. It can demonstrate detailed images of any objects in real-time. Press one button to capture, record, and rotate the image with an intuitive single touch panel that delivers the perfect image quality with ease. Lumens Ladibug™ 4K Software is equipped with live annotation, mask, spotlight, and recording functions. Allows you to engage the audience easily.