SanDisk microSD Express UHS-I U3 microSDXC Memory Card 256GB

Next-level speed for next-level experiences
Unleash your creative potential and dive into new experiences with SANDISK microSD Express, the next-gen microSD card for those who refuse to settle. Now with a PCIe Gen 3-NVMe interface, the new card delivers breakthrough performance that redefines what's possible. Up to 3.5 times faster transfer speeds than our fastest microSD UHS-I cards, they enable exponentially faster camera roll offloads and 2-hour HD movie download transfers in less than 3.2 seconds while using SANDISK PRO-READER SD Express Dual Card (sold separately). Works with a range of handheld gaming devices to deliver super quick load times and an ultra-smooth, immersive gaming experience.

Create next-level immersive content with a card that supports up to 5.3K video capture today and up to 8K video in possible new devices. SANDISK ThermAdapt technology helps keep heat generated by high speeds within reliable operating limits with a specially designed enclosure and an adaptive thermal controller. Backwards compatible with microSD UHS-I devices, SANDISK microSD Express technology readies you the next generation of creators and explorers for the future of superspeed devices.

Get ready for tomorrow
A PCIe 3.1 NVMe interface and a standard microSD UHS-I interface make this card compatible with today's devices and primed for future superspeed products.

Game-ready storage with next-level speeds
Take advantage of exponentially faster read speeds to jump into your games faster with a microSD card that works with a range of handheld gaming devices.

Exponentially faster performance
Up to 3.5 times faster read speeds than our fastest microSD UHS-I card that have adopted a version of SANDISK QuickFlow technology, microSD Express cards support breakthrough speeds that redefine what's possible.

A massive time-saver
A microSD Express card helps reduce your wait time significantly. When paired with the SANDISK PRO-READER SD Express Dual Card (sold separately).

Durability you can count on
Adventure without worry knowing the microSD Express cards, like our standard microSD cards, are waterproof, temperature-proof, humidity-proof, drop-proof, shock-proof, magnetic-proof, x-ray proof, and wear-out proof.

Heat Management Reimagined
SANDISK ThermAdapt technology helps keep devices from overheating with a specially designed enclosure and controller that uses dynamic adaptive thermal management.