The Outdoor 4G Router is built-in with a SIM card slot. The 4G Router requires USIM card to access 3G and 4G mobile networks, and the SIM card slot can hold Nano SIM card only.
Standards — Differences between SIM and USIM Cards
The SIM (Subscriber Identity Module) card is a memory chip used in cellular devices to denote a 2G GSM or CDMA applications.
The USIM (Universal Subscriber Identity Module) card is an upgraded SIM card for 3G and 4G services. USIM card provides enhanced features including higher-level security than SIM card. USIM card has downward compatibility to 2G GSM network.
Measurements — Different Sizes of SIM Cards
There are three different sizes of SIM cards, including Standard SIM, Micro SIM, and Nano SIM.
The Standard SIM card size is 1″ long by 0.6″ wide (25x15mm).
The Micro SIM card is half the size of standard SIM card. Measuring 0.6″ long by 0.5″ wide (15x12mm).
The Nano SIM card is 40% smaller than the micro-SIM card. Measuring 0.5″ long by 0.3″ wide (12.3×8.8mm).
Both of SIM and USIM standard cards provides 3 different size cards. So please make sure to use USIM standard Nano SIM card for the Outdoor Router.
Free SIM Card Adapter Set
A set of SIM card adapter included in the 4G router with free. You can even modify the SIM card edge on the supplied sand paper.
Fix the Router SIM Card Size
If you use the standard size or Micro size USIM card, need to modify the measurement with a SIM card cutter before using it in the outdoor router.