The Bretford A2642NS - E5 Adjustable AV Cart is a multipurpose solution for your AV equipment needs. It features a 14" deep pull - out notebook shelf and can be adjusted to heights of 27", 31", 35", 39", and 43". The top shelf is capable of supporting a projector or CRT monitor up to 20", while the spacious lower shelves are perfect for accommodating a DVD player, scanner, speakers, or other AV equipment. Constructed from durable steel, this cart includes three 20 - gauge steel shelves measuring 18" x 24" with a 1/4" lip, and robust 14 - gauge steel legs. The top shelf is equipped with a ribbed rubber mat to prevent equipment from sliding off, ensuring stability and safety during use.