Iphone 4s part number md235b ?

swap Blackberry bold 9900/ipod 32gb 4th gen for iphone 4s
hi, i have a blackberry bold 9000, it is in mint condition with a memory card and has the box and accessories with it, also i have a apple ipod 4th generation 32gb, it is in good condition, no major scratches or scuffs, just a few small scratches on the back, comes with usb and box. i want to swap these two for a apple iphone 4s either new or in good condition and fully working. if interested or want more information or pictures please contact me. or you can buy for £350 thank you