It is capable of 320 x 240 RGB dots resolution for pictures and videos. The projection screen range size is 20 - 60 inches. It is useful for home, schools and offices. It can be used to connect CPU through VGA port and enjoy big Projector Screen for presentation. It has in-built speaker and Audio out port. It comes with 1 year manufacturer warranty. Ebay also provides free home delivery as well as cash on delivery on this product.