Straight Talk iPhone 5 SIM Card for T-Mobile & Unlocked GSM iPhone 5's (Nano Size). Unlimited Talk, Text, & Data for Half the Cost! SEE COVERAGE MAP. IMPORTANT: Please make sure that T-Mobile offers acceptable service in your area. Refunds cannot be given for inserted cards! LIMITED SUPPLY. Get yours while you still can! SIM Card is professionally cut to nano size. 100% genuine and guaranteed to work. For use with Straight Talk $45/month Unlimited Everything (Talk, Text, & Data) using T-Mobile's nationwide network. $45 per month for Unlimited Data, Talk & Text! No contracts. No bills. No credit check. Same networks. Half the Cost. Allows number porting. No Service is included with this purchase. $45 Straight Talk Unlimited 30-Day Service Plan sold separately. To activate your service, you will need a Straight Talk Unlimited 30-day Service Plan card or credit card. Some data services may not be available with all wireless devices. In order for your phone's data services to work, you must update your APN data settings, also called the Access Point Name.