Turbo SIM Unlock Card for GSM Cell Mobile, No Need to Cut

Works with iPhone of all versions, supports up to V2.2 firmware

Frees your iPhone 3G for any GSM network

No influence to the communication between the phone and the network

No need any technical knowledge to use it

Ultra thin i-smart card, completely fits in between SIM card and the 6-pin connector of the phone

http://www.1powershop.com/en/mobile/turbo-sim-unlock-card-for-gsm-cell-mobile-no-need-to-cut.html