ADATA microSDXC memory card PREMIER EXTREME SD7.1 256GB UD256GEX3L1-C DSP0000035128

Features of the ADATA Extreme microSDXC 256GB SD7.1 Gen3x1 Switch2
The **ADATA Extreme 256GB microSDXC** card is designed for demanding users who need **ultra-fast transfer speeds** and **compatibility with the latest-generation devices**. Thanks to its compatibility with the **SD7.1 and SD Express (PCIe Gen3 x1)** standards, this microSD delivers superior performance, making it ideal for content creators, 4K video professionals, or anyone working with large volumes of data.
Extreme speed with SD Express
This card stands out for integrating **SD Express** technology, which leverages the **PCIe Gen3 x1** interface to achieve exceptional speeds. This makes it an ideal choice for tasks requiring high sustained performance, such as high-resolution recording, fast transfers, or real-time editing.

Read speed: up to 800 MB/s
Write speed: up to 700 MB/s
Backward compatibility with UHS-I up to 104 MB/s

High performance for video and photography
With **V30 and Class 10** ratings, this microSD ensures smooth video recording in **4K** resolution, without interruptions or drops in speed. It is compatible with a wide range of devices, from **DSLR cameras and camcorders** to **card readers and computers with PCIe support**.

UHS speed class: Class 3 (U3)
Video speed class: V30
Ideal for 4K recording and continuous photography

Compact, durable and certified design
Despite its small size, the ADATA Extreme offers reliability and durability in demanding conditions. Its operating temperature range of up to 70°C and stable operating voltage ensure consistent performance. It also has international certifications that attest to its quality.

Dimensions: 15 x 11 x 1 mm
Weight: only 0.25 g
Certifications: CE, FCC, VCCI, EAC, RCM, UKCA, IC

Versatile compatibility
Thanks to its dual design, this microSD can be used with both **PCIe-compatible devices** and **more conventional UHS-I readers**. This makes it easy to use in mixed environments or as a high-performance portable storage drive.

Compatible with laptops and PCs with an SD Express reader
Works with DSLR cameras, camcorders and UHS-I readers
Designed for professional or intensive use

Other specifications

STANDARD: SD7.1
Working voltage : 2,7V - 3,6V
Operating temperature: from 0°C to 70°C
MODEL: UD256GEX3L1-C
Volume (m ³): 0.0002