Do you want to hook two separate SIM cards into the same iPhone? This 20th generation SIM card holder just now been newly released to help you. This Dual SIM Adapter is intended to transform a ordinary mobile phone into dual SIM card phone, without upgradation, modification, or switch-off. The Dual SIM Adapter host two SIM chips inside a mobile phone, and offers easy and convenience menu to operate the function. The iPhone SIM Holder is a ideal choice for people who has more than 1 SIMs, and just want to carry 1 mobile phone. Why would you want to do this? Think about people who regularly travel between countries; now they can keep their USA SIM and UK SIM plugged in, without the worry of dropping, losing or forgetting either while traveling. Dual SIM Card Adapter is really a great gift for you!