SanDisk Extreme MicroSD V30 A2 U3 4K Card – 32–256GB
SanDisk Extreme MicroSD V30 A2 U3 4K Card – 32–256GB
SanDisk Extreme MicroSD Card – Built for 4K Video & High-Speed Storage
Capture every moment without compromise. The SanDisk Extreme MicroSD Card is engineered for action cameras, drones, smartphones, dashcams, and tablets that demand fast, reliable storage. Rated V30, U3, C10, and A2, this card delivers the performance headroom you need for smooth 4K UHD video recording and rapid burst-mode photography.
Key Specifications
- Capacities Available: 32GB, 64GB, 128GB, 256GB
- SD Type: microSDXC (TF / Micro SD)
- Application Performance Class: A2
- Speed Class: Class 10 (C10) | UHS Speed Grade U3 | Video Speed Class V30
- Sequential Read Speed: Up to 100 MB/s (32GB / 128GB / 256GB) | Up to 170 MB/s (64GB)
- Sequential Write Speed: Up to 60 MB/s (32GB) | Up to 80 MB/s (64GB) | Up to 90 MB/s (128GB) | Up to 130 MB/s (256GB)
- Certification: CE
- Compatible With: Action cameras, drones/UAVs, mobile phones, tablets, laptops, dashcams, security monitors, digital devices, robots, and more
About Reported Capacity
Formatted usable capacity is slightly less than labelled capacity due to industry-standard formatting. Approximate usable storage:
- 32GB ≈ 28–30 GB usable
- 64GB ≈ 58–60 GB usable
- 128GB ≈ 115–119 GB usable
- 256GB ≈ 230–238 GB usable
Why Choose the SanDisk Extreme MicroSD?
- 4K-Ready Video Recording: V30 rating guarantees a minimum sustained write speed of 30 MB/s — exactly what 4K UHD footage requires.
- A2 App Performance: Faster app loading on smartphones and devices that support A2-class cards.
- Versatile Compatibility: Works across a wide range of devices — from your action cam on the slopes to your dashcam on the highway.
- Trusted Brand: SanDisk is a globally recognised leader in flash storage, backed by decades of innovation.
- CE Certified: Meets European safety and performance standards.
Made in Mainland China.
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Frequently Asked Questions
Q: Is the SanDisk Extreme MicroSD card compatible with action cameras and drones?
A: Yes! The SanDisk Extreme MicroSD card is specifically designed for high-demand devices like action cameras, drones (UAVs), dashcams, and smartphones. Its V30 and U3 ratings ensure it can handle continuous 4K UHD video recording without dropped frames.
Q: What does the A2 rating mean for this MicroSD card?
A: The A2 (Application Performance Class 2) rating means the card meets higher random read and write speeds required for running mobile apps directly from the card. On supported smartphones and devices, this results in snappier app loading and smoother multitasking.
Q: Why is the usable storage slightly less than the labelled capacity?
A: This is standard across all flash storage products. Manufacturers measure capacity using 1 GB = 1,000,000,000 bytes, while your device's operating system calculates using 1 GB = 1,073,741,824 bytes. The difference — plus space used for formatting — accounts for the small gap between labelled and reported capacity.
Q: Which capacity should I choose for 4K video recording?
A: For regular 4K shooting sessions, 64GB or 128GB is a great balance of cost and storage. If you record long-form 4K content, use a drone for extended flights, or want the freedom to shoot all day without offloading files, the 256GB option provides the most headroom.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.