SanDisk 400GB Extreme UHS-I microSDXC Memory Card With SD Adapter
Save time with card offload speeds of up to 190MB/s powered by SanDisk QuickFlow Technology Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately) Up to 90MB/s write speeds for fast shooting 4K UHD-ready with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) Rated A2 for faster loading and in-app performance Description The SanDisk Extreme microSDXC memory card lets you save time transferring media with read speeds of up to 190MB/s powered by SanDisk QuickFlow Technology. Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately). With write speeds up to 90MB/s it’s ideal for your Android smartphone, action cameras, or drones. This high-performance microSD card handles 4K UHD video recording, Full HD video, and high-resolution photos.
Save time with card offload speeds of up to 190MB/s powered by SanDisk QuickFlow Technology Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately) Up to 90MB/s write speeds for fast shooting 4K UHD-ready with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) Rated A2 for faster loading and in-app performance Description The SanDisk Extreme microSDXC memory card lets you save time transferring media with read speeds of up to 190MB/s powered by SanDisk QuickFlow Technology. Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately). With write speeds up to 90MB/s it’s ideal for your Android smartphone, action cameras, or drones. This high-performance microSD card handles 4K UHD video recording, Full HD video, and high-resolution photos.
Save time with card offload speeds of up to 190MB/s powered by SanDisk QuickFlow Technology Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately) Up to 90MB/s write speeds for fast shooting 4K UHD-ready with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) Rated A2 for faster loading and in-app performance Description The SanDisk Extreme microSDXC memory card lets you save time transferring media with read speeds of up to 190MB/s powered by SanDisk QuickFlow Technology. Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately). With write speeds up to 90MB/s it’s ideal for your Android smartphone, action cameras, or drones. This high-performance microSD card handles 4K UHD video recording, Full HD video, and high-resolution photos.
Save time with card offload speeds of up to 190MB/s powered by SanDisk QuickFlow Technology Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately) Up to 90MB/s write speeds for fast shooting 4K UHD-ready with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) Rated A2 for faster loading and in-app performance Description The SanDisk Extreme microSDXC memory card lets you save time transferring media with read speeds of up to 190MB/s powered by SanDisk QuickFlow Technology. Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately). With write speeds up to 90MB/s it’s ideal for your Android smartphone, action cameras, or drones. This high-performance microSD card handles 4K UHD video recording, Full HD video, and high-resolution photos.
in 8 offers
The lowest price for SanDisk 400GB Extreme UHS-I microSDXC Memory Card With SD Adapter right now is $87.50 at TechCart, compared across 7 retailers.
The all-time low was $38.39 on 1 May 2026 — today's price is 128% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 7 Sept 2026.
Last updated at 07/09/2026 01:38:25
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Micro-SD EXTREME
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| Card Type | microSDXC |
| Storage Capacity | 400 GB |
| Bus Type | UHS-I |
| Speed Class | 10 |
| UHS Speed Class | U3 |
Sandisk Extreme A2 V30 UHS-I U3 microSDXC (400GB, Read 160MB/s, Write 90MB/s) (SDSQXA1-400G)
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14-day returns
| Card Type | microSDXC |
| Storage Capacity | 400 GB |
| Bus Type | UHS-I |
| Speed Class | 10 |
| UHS Speed Class | U3 |
