Hey develops Iphone 3GS 16G Jailbroken but keep serching for reception *

Good condition Iphone 3gs open to any network NO box any more but charger and headphones.screen protector on the display After JB with redsn0w handset keep searching for signal that never happen before.If you know how to fix it grab a bargain ios 5.1.1 baseband 06.15 07837299697 txt me