for sale or exchange for iphone 4/4s SONY XPERIA S 32 GB UNLOCKED PHONE ?

for sale, sony xperia s mobile phone. 32gb internal memory, unlocked to all networks. black in colour , brand new fitted with screen protector and silicone case for protection. for sale at £300 in plymouth area. text me on 07580075229 or email me for more info. note ! this phone uses a micro sim card same as iphone 4/ 4s and nokia lumia. be sure to have correct sim card to test phone for your satisfaction. i can use mine to test if required. Will now consider exchanging for iPhone 4/4s depending on condition ie new condition not scratched/ marked etc And network ie either O2 or orange