Blackberry Bold 9900 / Swap for iphone 4s *

2 month old blackberry bold 9900 / black. Not been hardly used, in MINT condition, as I have works phone. Comes fully boxed, with original charger, info, cd and leather case. Unlocked to any network. Looking for iphone 4s as I have one for work, and am more use to this. Would have to be boxed as well as all info in box and charger. Need also to be in mint condition.