Memory card Extreme PRO microSDXC SDSQXCD-256G-GN6MA 256 GB UHS-I A2 Class 10 U3 V30 up to 200 MB/s read / 140 MB/s write with SD adapter SanDisk

SanDisk Extreme PRO microSDXC SDSQXCD-256G-GN6MA is a 256 GB high-performance microSD memory card with UHS-I, Class 10, U3, V30, and A2 ratings, delivering fast data transfer and reliable 4K UHD video recording. With read speeds up to 200 MB/s and write speeds up to 140 MB/s, it is designed for demanding professional use — from drone and action camera video to fast data offload and expanded storage in smart devices. An SD adapter is included for extended compatibility.

Key Advantages

• 256 GB capacity → large storage space for video, photos, and data

• UHS-I, Class 10, U3, V30 → supports uninterrupted 4K UHD video recording

• A2 support → faster data access and improved application performance

• Up to 200 MB/s read speed → fast file transfer to a computer

• Up to 140 MB/s write speed → reliable high-quality video and photo recording

• SD adapter included → easy use in SD slots

• Wide device compatibility → smartphones, cameras, drones, tablets

• Optimised for 4K video and RAW photos → fast processing for recording and editing

• Robust construction → suitable for intensive use in various conditions

• Reliable data performance → suitable for professional media storage

Technical Specifications

• Type → microSDXC memory card

• Model → SDSQXCD-256G-GN6MA

• Manufacturer → SanDisk

• Capacity → 256 GB

• Standards → UHS-I, Class 10 (C10), U3, V30, A2

• Max read speed → up to 200 MB/s

• Max write speed → up to 140 MB/s

• Format → microSDXC

• SD adapter → included

• Colour → typically black / red label

• Durability → suitable for intensive photo and video use

Compatibility

• Compatible with devices supporting the microSDXC format — smartphones, tablets, drones, action cameras, and more

• Using the SD adapter extends compatibility to devices with a standard SD slot

• Suitable for 4K UHD / Full HD video recording

• Not compatible with devices that support only older SD / SDHC formats

How to Use

• Insert the microSDXC card into the device microSD slot

• Use the SD adapter for devices with an SD slot

• Format the card in the device before first use

• Start recording video, photos, or data

• Transfer content to a computer or another device using a card reader

• Perform regular backups of important data

Why Choose This Product
SanDisk Extreme PRO microSDXC 256 GB delivers professional-grade performance and fast data processing while maintaining stability even during 4K UHD video recording and intensive daily use. The A2 rating ensures fast application performance, expanding the card’s functionality beyond storage to active data usage in microSD-enabled devices.

Real Use Scenarios

• 4K UHD video recording in action cameras and drones

• Burst mode / RAW high-resolution photography

• Fast data transfer to a computer or other devices

• Android device storage expansion with fast app loading

• Storage and processing of movies, music, and game data

• Multimedia projects and archiving with stable performance

Package Contents

• SanDisk Extreme PRO microSDXC SDSQXCD-256G-GN6MA 256 GB card

• SD adapter

• User manual

About the Brand
SanDisk is a globally recognised memory technology manufacturer offering high-quality flash memory products with reliable performance, broad compatibility, and long-term durability. SanDisk solutions are widely used for both everyday and professional multimedia applications, ensuring fast data access and dependable storage.