Activate Tmobile Sim Card Unlocked Phone
Learn more about SIM cards What is a SIM card? SIM card, also known as a Subscriber Identity Module, is a small circuit board that allows your mobile device to communicate with your carrier. SIM cards contain a unique serial number (ICCID) and international mobile security identity number (IMSI) that tell your carrier your device is allowed to operate on its network. When you upgrade to a new device, you can transfer your old SIM card as long it is compatible with your new phone. TYPES OF SIM CARD SIM cards come in three different sizes (Standard SIM, Micro SIM and Nano SIM), and the type you’ll need will depend on the device you purchased. Iphone 5s Sim Unlock Code.
• T-Mobile Network Good news, your phone may be compatible with our network.It looks like other customers have used your device on our network. However, before you bring it over, there are some important things you need to check: Please read “Additional Details” below for important information on data speeds and other impacts. Is your phone unlocked?