The Polycom CX5100/CX5500 is a high-end video conferencing system and for a non-integrated system it has impressive picture and sound. The conference station is a very easy product to use, it is more or less just a plug and play device, it basically requires no training to get started. Though if you are going to use the SIP function of the CX5500 the display will … Continue reading Polycom CX5100/CX5500 Unified Conference station