WANTED iphone 4s or samsung galaxy s3 (unlocked or on 3 network) -

Hi there im looking for an iphone 4s or samsung galaxy s3 must be unlocked or works on 3 network. will consider the price upone the condition of the phone. May also buy an iphone 4 or the galaxy s2 depending on whats being offered. Get your offers in please as I need one asap. Texts or Email for a quick response. Thank you