InfoComm 2018: ValueHD Corporation Introduces 4K PTZ Wide Angle Conferencing CamerasJune 13, 2018 | Home / June 13, 2018 rave-video / InfoComm 2018: ValueHD Corporation Introduces 4K PTZ Wide Angle Conferencing Cameras InfoComm 2018: ValueHD Corporation Introduces 4K PTZ Wide Angle Conferencing Cameras