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SanDisk Extreme MicroSD Card with Adapter - 256GB (microSDXC, UHS-I, V30, U3, A2)
SanDisk Extreme MicroSD Card with Adapter - 256GB (microSDXC, UHS-I, V30, U3, A2)
$208
SanDisk Extreme MicroSD Card with Adapter - 256GB (microSDXC, UHS-I, V30, U3, A2)
86902
Experience exceptional durability and performance with the SanDisk Extreme MicroSD Card with Adapter. Boasting an impressive 256GB capacity and blazing-fast transfer speeds, this memory card is designed to handle 4K UHD videos and high-resolution photos with ease. It also features a rugged and enduring design, so you can keep shooting in extreme environments without worrying about data loss.
Key Features
- Rugged and Reliable: With its durable design, this SanDisk Extreme MicroSD Card can handle extreme temperature, water, shock, and x-ray exposure1. It also offers a spacious 256GB capacity, making it ideal for storing all your media files.
- Rapid Transfers: This SanDisk Extreme MicroSD Card provides impressive speeds of up to 160MB/s for data transfers and write speeds of up to 90MB/s2. This memory card also supports SanDisk QuickFlow™ Technology that optimises performance for easy media offloading3.
- High-Speed Performance: With support for A2 specification, this Extreme MicroSD Card offers faster application loading speeds4.
- Stunning Shots: Featuring UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings5, this microSD card allows you to shoot flawless 4K UHD video recording6 and sharp image capture.
- Wide Compatibility: Enjoy versatile use, as the SanDisk Extreme MicroSD Card is compatible with gadgets like smartphones, tablets, and action cameras. It also includes an adapter for seamless use with drones, CCTV systems, and home security cameras.
1 Card only. See www.sandisk.com/proof for additional information and limitations.
2 For 256GB-1TB: Up to 190MB/s read speeds, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, requires compatible devices capable of reaching such speeds. Up to 130MB/s write speeds.
3 SanDisk® QuickFlow™ Technology is only available for 64GB, 128GB, 256GB, 512GB, and 1TB capacities.
4 For 64GB-1TB: A2 performance is 4000 read IOPS, 2000 write IOPS. Results may vary based on host device, app type, and other factors.
5 UHS Speed Class 3 (U3) designates a performance option designed to support real-time video recording with UHS-enabled host devices. Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real-time video recording with UHS-enabled host devices. See www.sdcard.org/consumers/speed.
6 Compatible device required. Full HD (1920x1080) and 4K UHD (3840 x 2160) support may vary based upon host device, file attributes, and other factors. See www.sandisk.com/HD.
| Brand | Sandisk |
|---|---|
| Product Type | MicroSD Cards |
| Model Number | SDSQXAV-256G-GN6MA |
Memory Card / Hard Drive
| Card Type | microSDXC |
|---|---|
| Storage Capacity | 256 GB |
| Bus Interface Speed | UHS-I |
| Speed Class | 10 |
| UHS Speed Class | U3 |
| Video Speed Class | V30 |
| Application Performance Class | A2 |
| Maximum Read Speed | Up to 160 MB/s |
| Maximum Write Speed | Up to 90 MB/s |
| Adapter Included | Yes |
| Form Factor | microSDXC |
Durability
| Durability Feature | Waterproof, X-Ray Proof, Shockproof |
|---|
Additional Features
| Certifications | CE, FCC, C-Tick/RCM, UKCA, EAC, ICES |
|---|---|
| Compatibility | Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devices |
Temperature / Humidity
| Operating Temperature | -25°C to 85°C |
|---|---|
| Storage Temperature | -25°C to 85°C |
Dimensions
| Product Width | 1.5 cm |
|---|---|
| Product Depth | 0.1 cm |
| Product Height | 1.09 cm |
| Product Weight | 0.04 kg |
Expert Reviews
Customer Reviews
SanDisk Extreme MicroSD Card with Adapter - 256GB (microSDXC, UHS-I, V30, U3, A2) is rated
out of
5 by
15.
Rated 5 out of
5
by
Anonymous from
Great little card
Thanks for the fast service.
SanDisk the only card I rely upon for my images.
Date published: 2026-01-29
Rated 1 out of
5
by
Dude from
Way overpriced
I was thinking of buying this because Sandisk doesn't have them, but the price is just stupidly high, even with a subscription.
Date published: 2024-10-20
Rated 5 out of
5
by
Cassiek from
Great product
Bought for my sons gopro and was perfect for what he needed to do, he used it while on our cruise and did the job.
Date published: 2025-12-22
Rated 1 out of
5
by
Pedro S. from
Worst site ever
They refund me all my purchase and cannot deliver me for no reason ! This site and team is a shame
Date published: 2024-01-21
Rated 5 out of
5
by
Mickey75 from
Memory Card 256gb
Great SD card l always go with sandisk when purchasing memory cards realiable and cost is ok.
Date published: 2023-04-06
Rated 5 out of
5
by
Ayla from
Works as stated
Works as stated in the description so far. Yet to test its capabilities in my camera
Date published: 2024-01-18
Rated 5 out of
5
by
Ironhorse Blue from
Suits the recording specs for video capture
Perfect as my second card for my new Full Frame Mirrorless camera.
Date published: 2024-12-18
Rated 5 out of
5
by
ECD77 from
SD Card - Great Value
Fantastic SD Card - It does the job and very easily to operate.
Date published: 2025-12-13
Delivery
We aim to dispatch orders within 2 days. Delivery costs are calculated based on your location and the size of your order. Furniture may take up to 8 weeks to deliver as most products are made specifically for your order. Some Customer Direct products are shipped from overseas and may take longer to arrive. Some goods may take longer to deliver if a product is currently not in stock. A staff member will contact you where this occurs.
Easy returns
If you feel your product has failed a Consumer Guarantee (as defined by New Zealand Consumer Law) then don't worry you can easily return it to your local Harvey Norman store. We'll even pay for the postage if you live in an area where there is no store. Our returns policy covers any purchased item ( conditions apply).
