The HDX4000 takes the functionality of the HDX7000 and puts it in a neat desktop unit with a 20” HD Screen.  The system comes with built-in speakers, the ability to share content with the Polycom People & Content software, multi-site conferencing  allowing you to host a conference with 4 sites in total.  Calls can be made over IP and ISDN ( with the additional Bri Module ).  The HDX4000 also has a headset jack for private conferencing.  All these key features make HDX4000 series the ultimate in desktop conferencing giving you total control without having to move to a dedicated VC room   

Key Features
Application - Desktop use for 2 to 3 people
20" WideScreen
4 Way Multisite Software available seperately
Quad Bri Module available seperately
People & Content available seperately 
Supports upto 3 mics 

HD video conferencing at the desktop with the power of Polycom UltimateHD
The Polycom HDX 4500 is an all-in-one personal telepresence system that offers an incredible UltimateHD™ Experience. A 24 inch screen, 1080p camera and powerful speaker transform any desktop into a multi-media powerhouse. With video resolutions up to 1080p30 and 720p60, life-like video calls await any user. The HDX 4500 also has an additional video output to allow end-users display near or far end video on a secondary monitor in the room.

Key Features
Application - Desktop use for 2 to 3 people
24" WideScreen
4 Way Multisite Software available seperately
Quad Bri Module available seperately
People & Content included
Dual Screen supported 
Supports upto 2 mics 

Cisco TelePresence EX Series Features and Benefits
•Work, connect, and collaborate: Significantly improve productivity with an all-in-one tool that allows you to work independently, meet with others, and share content—all on a large high-definition (HD) screen. With multiple uses as a PC monitor and a telepresence system, the Cisco TelePresence EX Series offers high utility at the desk.
•Natural collaboration: The Cisco TelePresence EX Series allows you to transcend time and distance to meet instantly, face-to-face with the highest-quality video and audio. Sharing materials and ideas fluidly becomes as natural as if you were all in the same room. With just a quick flip of the camera, it is almost effortless to move from sharing HD content sources to instantly showing documents or objects on the desk.
•Simplicity with a touch: Superior technology is only superior if it has both high utility and usability. The Cisco TelePresence touch screen interface provides an intuitive and comfortable interaction, allowing you to place and manage calls with the glide of a finger

Key Features
Large 24.1'  Touch Screen
3.2 mm jack and Bluetooth ready
4 Way Mulitsite Optional
Dual Screen Optional
Content Sharing