Avoid Barnett and all the Chinese made bowssold via the Internet. A Ten point, Excal or Ten Point Wicked Ridge cross bow will do everything you want and will last forever,
Go to a store and shoot different models of each and see which one fits you the best and which one feels the best to you. Both manufacturers have crossbows in your price range and both have lifetime warranties.
A telephone call to David Wilkins at Wyvern Creations will be the best time you could spend to get the honest and straight forward facts! 603-659-0575