Is this card fast enough for 4K video?

Yes. Its V30 and U3 ratings guarantee a minimum sustained write speed for 4K recording in action cameras and drones.

Does it work in a smartphone?

Yes, in phones and tablets with a microSD slot. The A2 rating helps apps stored on the card load faster.

The 512GB microSDXC card, a full-size SD adapter and a RescuePro Deluxe recovery software download.

The Extreme Pro has higher read and write speeds and the A2 app-performance rating; the Extreme is slower and cheaper.

Only with a UHS-I reader that supports the card's fastest bus mode. A UHS-II reader runs it at UHS-I speeds.

Yes, by putting the card in the included SD adapter.

At Pocket Flash, for $185.00, as of our latest check.

$185.00at Pocket FlashChecked Nov 8

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