SanDisk
SanDisk SDSQXA1-512G 512GB Extreme MicroSDXC Memory Card
Expand Your Device's Potential with SanDisk Extreme microSDXC The SanDisk 512GB Extreme microSDXC card offers high-speed performance for mobile devices. With up to 160MB/s read and 90MB/s write speeds, it supports 4K UHD video recording and fast app loading. It is UHS Speed Class 3 (U3), Video Sp...
$115.00*
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*Price sourced from Amazon.com. Last updated:Sep 07, 2026.Price and availability are subject to change — details.
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Overview
Expand Your Device's Potential with SanDisk Extreme microSDXC
The SanDisk 512GB Extreme microSDXC card offers high-speed performance for mobile devices. With up to 160MB/s read and 90MB/s write speeds, it supports 4K UHD video recording and fast app loading. It is UHS Speed Class 3 (U3), Video Speed Class 30 (V30), and A2 rated for optimized performance.
Specifications:
- Capacity: 512GB
- Read Speed: Up to 160MB/s
- Write Speed: Up to 90MB/s
- Speed Class: UHS Speed Class 3 (U3), Video Speed Class 30 (V30)
- Application Performance: A2
- Form Factor: microSDXC
- Special Features: Water Proof, X-Ray Proof, Temperature Proof
Key Features
Up to 160MB/s read speeds to save time transferring high-res images and 4K UHD videos(2). Requires compatible devices capable of reaching such speeds.
U4K UHD and Full HD-ready(2) with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30)(5). Rated A2 for faster loading and in-app performance(8)p to 90MB/s write speeds for fast shooting. Requires compatible devices capable of reaching such speeds.
Up to 90MB/s write speeds for fast shooting. Requires compatible devices capable of reaching such speeds.
Rated A2 for faster loading and in-app performance(8)
THis item does not include adapter
Specifications
Storage Capacity
512GB
Read Speed
Up to 160MB/s
Write Speed
Up to 90MB/s
UHS Speed Class
U3
Video Speed Class
V30
Application Performance Class
A2
Includes Adapter
No
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Check on Amazon →Frequently Asked Questions
What are the maximum read and write speeds of this SanDisk Extreme MicroSDXC card?
This card offers read speeds of up to 160MB/s and write speeds of up to 90MB/s, provided you are using compatible devices that can reach these speeds.
Is this memory card suitable for recording 4K UHD video?
Yes, it is 4K UHD and Full HD-ready, with a UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) rating, ensuring smooth video capture.
What does the A2 rating mean for this microSDXC card?
The A2 rating signifies that this card is optimized for faster loading and in-app performance, enhancing the experience when running applications directly from the card.
Does this SanDisk Extreme MicroSDXC card come with an adapter?
No, this item does not include an adapter, so you may need to acquire one separately if your device requires it.
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