Polycom Ralpresence Group 500 comes with option of 4x or 12x Optical Zoom Camera, Codec, Microphone and Cables. It comes with optional Multipoint Key which enables it's codec to conduct 6 way HD video conferencing multipoint keys. With other options like RTV license for Microsoft Teams, Skype for Business integration, Hardware like Polycom Director and Producer which enables it to track voice and frames. 
 
This unit is availible for demo at ITDC Pakistan.