Micro SIM electrically compatible with classic SIM cards

Apple’s announcement to use a micro SIM in its iPad caused quite a bit of waves in the mobile industry – no other box has used this smaller format so far.

The illustration on the left shows the site difference – and CNET reports the following:

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The European Telecommunications Standards Institute (ETSI), which sets the standards for SIM cards, tells us that except for the size of the plastic around the chip, micro SIM cards are identical to the SIM cards we normally find in phones.

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This means that you can cut existing SIM cards to size – have fun, tinkerers!

Image: Wikimedia Commons / Justin Ormont

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