Blow up the balloons, bake a cake and spray a bottle of champagne: the humble SD card is celebrating its 25th birthday!

While the technology has been around for a while, have you ever wondered what SD stands for on a SD Card? Here's everything you need to know.

The Anker Advantage: Join the 65 million+ powered by our leading technology. Dual Card Slots: Includes both an SD and a microSD card slot, making it easy to transfer, copy, or save your files.

SD cards & the much smaller microSD cards are ... courtesy of the rather large gap above the card slot. After a quick teardown and extracting the lost microSD card, the solution to prevent this ...

The Sony Xperia 1 VII does come with an SD card slot, so you can expand its storage, if you need to, with up to 2TB microSD card.