The Lumens® VC-B11U delivers brilliantly sharp and exceptional video with 4K Ultra HD image quality. The VC-B11U's genius auto framing function can automatically frame all participants in a perfect view. It features 120° field-of-view wide-angle providing an excellent visual collaboration experience. Thanks to its built-in two Omni-directional microphones, it can capture crystal-clear voice. It's applicable for video conference with 3-10 participants in the small-to-medium size room.