SanDisk's 512GB SD card is the biggest in the world

SanDisk's Extreme PRO 512GB SDXC UHS-I with its 512GB storage is the highest capacity card you can buy right now. The company says its aimed at pro-photographers and vloggers who want to shoot at 4K resolution.

But extra storage doesn't come cheap, Sandisk has priced the 512 gig card at $799 but it could for less when available through online retailers.

Source: SanDisk