Ultra-Clear 4K Image Quality that will Enhance a 1:1 Collaborative Learning Environment The Lumens DC172 Ladibug document camera provides ultra-clear 4K 30fps output resolution, supports 1080p, 720p and XGA resolutions. It can demonstrate remarkable detailed images of any object in real-time without delays and enhance the interaction between instructor and students. Supports HDMI and USB Output and HDMI Pass-Through up to 4K resolution The DC172 is equipped with HDMI and USB outputs. HDMI pass-through is a handy function that allows you to pass your laptop or other sources through the DC172 to the display without an additional switcher. Highly Flexible Gooseneck Design The unique joint-free gooseneck design lets users twist, bend and stretch the arm to enable a 360 Degree view of your object.