iPhone 4 or 4s or 3gs swap to Blackberry .

I got a Blackberry 9500 black one ,superb condition no scratch on front and back, comes with original charger only, no box ,the phone is sim free ,factory unlocked,good for any simcard.I LOOKING FOR SALE THIS PHONE OR I NEED A IPHONE 4 ON O2 OR SIM FREE ONE PLUS I PAY CASH TOP OF IT FOR YOUR IPHONE 4 ,OR IPHONE 3gs , THE SELLING PRICE IS FOR THIS BLACKBERRY IS 59 QIUD THE PRICE IS NEGOTIABLE .... if u series buyer, thanks for looking my add.