The AS2B is a 2 shelf component wall mounting system. It can be used as a stand-alone product or in conjunction with a Plasma/LCD mounting system. This unit is designed to fit under the display in order to provide an on-wall solution for components such as cable boxes, satellite receivers, game consoles, DVD/Blu-ray players etc. The AS2B is made from an aluminum center column and unbreakable steel shelves. There are two 2.25" holes on the aluminum plates that allow cables to be routed discretely behind the center column of the unit, creating a clean and modern look. Purchase of the AS2B also includes one 15' Twisted Veins HDMI cable