SanDisk 256GB Extreme Micro SD (SDXC) Card U3, V30, A2, 160MB/s R, 90MB/s W
Product Technical Specification
SKU | SDSQXA1-256G-GN6MA |
EAN/UPC Code | 619659169732 |
Brand | SanDisk |
Memory Card Capacity | 256GB |
Memory Type | Micro SD , Micro SDXC |
Model/Series/Type | Extreme |
Read Speed | Up To 160MB/s |
Write Speed | Up To 90MB/s |
Class Rating | Class 10 (10MB/s) |
UHS Speed Class | U3 |
UHS Interface | UHS-I |
Warranty | Lifetime |
App Performance Rating | A2 |
File Format | exFAT |
Video Recording | For 4K Video |
Bundle Type | Memory Card Only |
Video Performance | V30 |
Special Features | Waterproof, Shock and vibration proof, Protected from airport X-rays, Temperature proof |
With SD Adapter | Yes |
Dimensions | (microSD Card): 11mm x 15mm x 1mm - (SD adapter): 24mm x 32mm x 2.1mm |
Operating Temperature | -25ºC to 85ºC |
Product Type/Family | Memory Cards |
Product Condition | New |
Packaging Type | Retail |
Delivery Options

Economy Delivery (UK)

Fast & Tracked by Courier (UK)
Fast enough to keep up with the action.
Get extreme speeds for fast transfer, app performance, and 4K UHD. Ideal for your Android smartphone, action cameras or drones, this high-performance microSD card does 4K UHD video recording, Full HD video and high-resolution photos. The super-fast SanDisk Extreme microSDXC memory card reads up to 160MB/s and writes up to 90MB/s. Plus, it’s A2-rated, so you can get fast application performance for an exceptional smartphone experience.
Save Time Transferring Content.
Quick read speeds of up to 160MB/s let you transfer 1000 high-resolution photos and 30 minutes of 4K video (24GB) in less than 3 minutes.
Write Speeds Of Up To 90MB/s.
Capture fast-action photos or shoot 4K UHD video with write speeds of up to 90MB/s. The SanDisk Extreme microSDXC UHS-I Card lets you shoot more and faster.
Great for Capturing 4K UHD Video.
Ideal for recording outdoor adventures, weekend trips, or sporting events without skipping frames. With up to 1000GB/1TB, the SanDisk Extreme microSD UHS-I card lets you capture uninterrupted 4K UHD and Full HD video with its UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings.
Load Apps Faster With A2.
Get faster app performance for an outstanding smartphone experience thanks to the SanDisk Extreme microSD card’s A2 Specification.
Durable Design for Use in Extreme Environments.
SanDisk Extreme microSDHC and microSDXC UHS-I Cards are shockproof, temperature-proof, waterproof, and X-ray-proof, so you can enjoy your adventures without worrying about the durability of your memory card.
Compatible with MobileMate USB 3.0 reader.
Use the MobileMate USB 3.0 microSD Card Reader with transfer speeds of up to 160MB/s, so you can move big files fast, move a lot of files fast or just make frequent file transfers that much quicker.
SanDisk Support: http://kb-eu.sandisk.com/app/ask/
SKU | SDSQXA1-256G-GN6MA |
EAN/UPC Code | 619659169732 |
Brand | SanDisk |
Memory Card Capacity | 256GB |
Memory Type | Micro SD , Micro SDXC |
Model/Series/Type | Extreme |
Read Speed | Up To 160MB/s |
Write Speed | Up To 90MB/s |
Class Rating | Class 10 (10MB/s) |
UHS Speed Class | U3 |
UHS Interface | UHS-I |
Warranty | Lifetime |
App Performance Rating | A2 |
File Format | exFAT |
Video Recording | For 4K Video |
Bundle Type | Memory Card Only |
Video Performance | V30 |
Special Features | Waterproof, Shock and vibration proof, Protected from airport X-rays, Temperature proof |
With SD Adapter | Yes |
Dimensions | (microSD Card): 11mm x 15mm x 1mm - (SD adapter): 24mm x 32mm x 2.1mm |
Operating Temperature | -25ºC to 85ºC |
Product Type/Family | Memory Cards |
Product Condition | New |
Packaging Type | Retail |
Buykingston order despatch times:
We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.
These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).
We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.
Estimated delivery times are provided to us by the respective delivery companies. We pass this information onto you, the customer.
Despatch times do not apply to UK public holidays.
Estimated delivery times are taken from the next available working day available for delivery. For example if an order was despatched on a working Wednesday by 3pm, the first available working day for delivery would be Thursday provided you placed your order by 3pm on the Wednesday. If the next available weekday is a UK bank holiday/public holiday then your order will be despatched on the next available working day.
Our warehouse reserves the right to upgrade the delivery method you select on your order.
Our available delivery options*
Contact us for a shipping quote.
*All delivery times are estimated unless stated.
Product Returns Note
Buykingston offers a very flexible and hassle free returns policy. If
for whatever reason you are not happy with the item purchased you can return
it to us within 12months for a refund (for unused and unopened
items) or within 30 days on opened and used items for a refund. This
applies to items purchased direct through Buykingston only.
Our 30 Day Returns Money Back Guarantee Satisfaction
Guarantee:
For items opened and used and that are returned in a resellable
condition.
Our 365 Day Returns Money Back Guarantee Satisfaction
Guarantee:
For items that remain sealed and unused.
Some items are excluded from our moneyback guarantee unless they have developed a fault. These include;
- Headphones
- Earphones
- Custom made and designed products such as flash memory products with
custom logo’s on them. E,g USB flash drives and memory cards with your own
logo
Returns FAQs
What is your returns criteria?
On opened items 30 days from date of receipt or expected date of receipt on
non tracked items.
On unopened items 365 days.
How do i go about returning my order?
Please contact us via our contact page with
your order number where we will present you with an RMA number and returns
label.
Do i need to contact you before returning my order?
Yes, to obtain an RMA number.
Does my item have to include its original packaging?
Yes for items that fall within our 30 day money back guarantee and our 365
day returns. Of course for faulty items we realise you may no longer have
the packaging.
Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer
direct for assistance.
Please ensure you have read and comply in full with Section 11 & 13 of our terms and conditions which you can read here in full.