the discovery projector be much better than i could have ever imagine for such a low budget projector this item pack a punch the picture be amazing i hook it up to surround sound although you dont have to the speaker on the unit be also very sufficient and i run a check on replacement bulb much more affordable than other projector replacement price for bulb around 3 to 5 buck wow also last around 10,000 hour which be amazing despite other negative review on this item you wont here that from I consider ive have 60 inch hd flat screen tv plus 46 inch big screen and several other tv recently short out the discovery projector save the day for I