Micro SD 16GB is a small memory card that can store a lot of data inside. These cards are inside devices like digital cameras, media players, cell phones, audio players, USB flash memory drives. SD memory cards are small, and because they are so tiny, they are used predominantly in digital products. Digital device companies today are producing more brands of micro sd cards which were first created by SanDisk. The Internet is one tool that you can use to go searching for micro sd memory cards. It’s important to know if your electronic device will support the type of micro sd card you’ll be purchasing. There are electronic devices out there that only use a specific kind of micro sd card. Mobile phone companies usually utilize micro sd cards, replacing older miniSD cards with today’s industry standard.