I have the PE7700....about the same price now, but a much better projector. Also, dont buy from the big box stores...there are a couple of places such as :
http://www.projectorsplus.ca/
owners name is michael, he runs the business out of his basement, good to deal with, and very upfront.....I recommend.....and
http://www.avdeals.ca/video_projectors.htm
they out out of ontario I think, but they cover the shipping charges....
Dont forget about a good quality screen to!
Good luck