Polycom VS4000 Rack-Mount Video Conference System PR4-XXXX 2201-21471-001. Retired from operational environment. Tested for power. Sold as pictured with no accessories. A 30-Day 100% money back guarantee if they do not meet the description provided. Please inspect the images so you see everything that is included! If there is anything wrong with the item that you have purchased, please contact us directly and give. us a chance to help, we respond quickly and will ensure you are satisfied with your purchase and experience! Please do not leave negative feedback or open any disputes with eBay or PayPal. Contact us directly and we will fix the problem quickly. We strive for 5/5 Star service! Fast US Free shipping!