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Communicate Seamlessly with your Loved Ones with SIM Cards from Sears

We all are living in an era of wireless communication where everybody owns a mobile handset. In fact, we also use a lot of data for browsing internet, in addition to making calls to our loved ones. For obvious reasons, a SIM card (SIM is an acronym for Subscriber Identity Module) serves as a unique identifier and authentication tool, allowing the gadget to connect to a specific mobile network and access its services. It can do this because it contains essential information that identifies the subscriber and their account on the network. An inserted SIM card in a compatible device reads the information from the SIM card and communicates with the nearest mobile network tower. This process enables a subscriber to use the network for communication. Sears has a vast collection of SIM cards like Nano SIM cards, Micro SIM cards and more.

Types of SIM Cards

The type of SIM card primarily depends on its size. Despite the difference in dimensions, the electronic components and functionalities remain the same. You may choose to buy adapters for converting a SIM card from one form factor to another. It allows users to switch between devices that require different SIM card sizes. SIM cards can be categorized as follows:

Standard SIM Card – Standard SIM cards earliest of all SIM cards, this is also known as a mini-SIM. It was originally introduced for GSM-based mobile devices. It has dimensions of approximately 25mm x 15mm, and is commonly used in older phones and some Internet over Things (IoT) devices. It is the largest of all SIM cards.

Micro SIM Card - The Micro SIM card happens to be a smaller version of the standard SIM card. The main intention behind introducing this is to accommodate smaller devices without compromising the functionality. It is of the size of about 15mm x 12mm, and finds extensive use in various devices, including older smartphones and some tablets.

Nano SIM Card - The Nano SIM card is the smallest of all SIM cards manufactured till date. With a reduction in size, it helps free up space in modern, compact devices. The nano SIM card measures approximately 12.3mm x 8.8mm, and is commonly used in latest smartphones, tablets, and other mobile devices.

Shop Sears for Smartphone Accessories

Sears has a massive collection of SIM cards that are infused with latest technologies. Our range of SIM cards are compatible both with Android and IOS, the two operating systems that are extensively used all over the world. Our collection also includes SIM cards with prepaid and postpaid services, which means, you have more options on hand. Our AT&T Nano SIM supports 3G and 4G network capabilities, and is compatible with both AT&T prepaid and postpaid cellular services. Some of the most renowned telecom giants like Verizon and AT&T sell their products with us. Explore more for offers and discounts to save big.

Frequetly Asked Questions

How is a Nano SIM different from eSIM?

A Nano SIM needs to be installed in the gadget for getting access to a mobile network, whereas an eSIM is a digital SIM that allows you to use the cellular network without having to use a physical Nano-SIM.

What are GSM and CDMA in mobile communication systems?

GSM stands for Global System for Mobile communication, while CDMA stands for Code Division Multiple Access. The former always requires a SIM card to connect to a mobile network. On the other hand, the CDMA operates on Electronic Serial Numbers (ESNs), and does not need a SIM card.