4K IP PTZ Live-Video Conferencing and Streaming Camera is a new ultra hd 4k ptz video conferencing camera that is designed for video conferencing.12X, 20X optical zoom optional , wide angle 72.5 ~84.5degree, 3.1-8.5 mp, resolution up to 4k/30, 4k/25, 1080p60/50, offer ultra-high quality image.