This topic answers frequently asked questions about IoT SIM cards.
What are the Internet of Things and IoT SIM cards?
The Internet of Things (IoT) is a network that connects ordinary objects that can function independently. It is an abstract concept, similar to the Internet.
An IoT SIM card is a SIM card designed specifically for IoT devices.
Differences between IoT SIM cards and regular mobile phone SIM cards
IoT SIM card | Regular mobile phone SIM card | |
|---|---|---|
Sales model | B2B (Business-to-Business) model. | B2C (Business-to-Customer) model. |
Scenarios | MiFi, POS machines, GPS locators, and more | Mobile phones and tablets |
Voice feature | None | Available |
Number length | 13 digits | 11 digits |
Price | Cheaper than regular mobile phone SIM cards | Standard rates |
Can IoT SIM cards be used in mobile phones?
No. IoT SIM cards can be used only in IoT devices.
What are the specifications of IoT SIM cards?
IoT SIM cards are available in the five form factors shown in the following figure:
In the figure, ① is a plug-in card and ② is a chip card. Chip cards are soldered or otherwise attached to the device.
The following dimensions are in millimeters (mm):
Standard SIM: 25 mm × 15 mm
Micro SIM: 15 mm × 12 mm
Nano SIM: 12.3 mm × 8.8 mm
Chip card: 5 mm × 6 mm
Chip card: 2 mm × 2 mm
What is a 3-in-1 SIM card?
A 3-in-1 SIM card is an IoT SIM card that supports three sizes: Standard, Micro, and Nano. You can pop out the SIM card from its frame in any of the three sizes without needing to crop it.