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2 Year Data Recovery Plan
from After Solutions $3.99
  • Your Rescue Plan documents will be delivered to you via email only to the address associated with your Amazon.com account and can be found in your account message center within the Buyer/Seller Messages.
  • If your device stops working, the Rescue data recovery plan will recover the data from the failed device and return it to you on a new piece of external storage media.
  • Covers new removeable flash memory device of any brand when purchased within 30 days (receipt must be retained for purchases not on the same transaction).
  • Free shipping for in–lab data recovery; 24/7 online case status tracking
  • If your data isn’t recovered, you get your money back.
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Return policy: Returnable until Jan 31, 2023
For the 2022 holiday season, returnable items purchased between October 11 and December 25, 2022 can be returned until January 31, 2023.
Support: Free Amazon tech support included
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Add to your order

2 Year Data Recovery Plan

from After Solutions
  • Your Rescue Plan documents will be delivered to you via email only to the address associated with your Amazon.com account and can be found in your account message center within the Buyer/Seller Messages.
  • If your device stops working, the Rescue data recovery plan will recover the data from the failed device and return it to you on a new piece of external storage media.
  • Covers new removeable flash memory device of any brand when purchased within 30 days (receipt must be retained for purchases not on the same transaction).
  • Free shipping for in–lab data recovery; 24/7 online case status tracking
  • If your data isn’t recovered, you get your money back.

3 Year Data Recovery Plan

from After Solutions
  • Your Rescue Plan documents will be delivered to you via email only to the address associated with your Amazon.com account and can be found in your account message center within the Buyer/Seller Messages
  • If your drive stops working, the Rescue data recovery plan will attempt to recover the data from the failed drive and recovered data will be returned on a media storage device or via secure cloud-based data storage.
  • Covers new removeable flash memory device of any brand when purchased within 30 days (receipt must be retained for purchases not on the same transaction).
  • Free shipping for in–lab data recovery; 24/7 online case status tracking
  • If your data isn’t recovered, you get your money back.
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SanDisk 400GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-400G-GN6MA

4.7 out of 5 stars 290,293 ratings
Amazon's Choice highlights highly rated, well-priced products available to ship immediately.
Amazon's Choice in Micro SD Memory Cards by SanDisk

-44% $38.99
List Price: $69.99

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FREE Returns
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Available at a lower price from other sellers that may not offer free Prime shipping.
Previous Generation
400GB

Enhance your purchase

Brand SanDisk
Series SanDisk Ultra microSDXC UHS-I card
Flash Memory Type Micro SD
Memory Storage Capacity 400 GB
Compatible Devices Android Smartphones, Android Tablets, MIL Cameras

About this item

    This fits your .
  • Make sure this fits by entering your model number.
  • Ideal for Android smartphones and tablets, and MIL cameras. Compatible with microSDHC and microSDXC supporting host devices
  • Up to 400GB to store even more hours of Full HD video (2) 1GB=1,000,000,000 bytes. 1TB=1,000,000,000,000 bytes. Actual user storage less. (2) Full HD (1920x1080) video support may vary based upon host device, file attributes, and other factors. See official SanDisk website.
  • Up to 120MB/s transfer speeds let you move up to 1000 photos in a minute (5). Up to 120MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speed. Write speeds lower. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. (5) Based on internal testing on images with an average file size of 3.55MB (up to 3.7GB total) with USB 3.0 reader. Your results will vary based on host device, file attributes, and other factors.
  • Load apps faster with A1-rated performance (1). (1) A1 performance is 1500 read IOPS, 500 write IOPS. Based on internal testing. Results may vary based on host device, app type and other factors.

Frequently bought together

  • SanDisk 400GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-400G-GN
  • +
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Product guides and documents


From the manufacturer

Hero 1
Hero 2

* 1MB=1,000,000 bytes. 1GB=1,000,000,000 bytes. 1TB=1,000,000,000,000 bytes. Actual user storage less.

** [for 32GB-1TB] Up to 120MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speed. Write speeds lower. Based on inter-nal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes.

** [for 16GB] Up to 98MB/s read speed; write speed lower. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes.

1 A1 performance is 1500 read IOPS, 500 write IOPS. Based on internal testing. Results may vary based on host device, app type and other factors.

2 Full HD (1920x1080) video support may vary based upon host device, file attributes, and other factors. See offi-cial SanDisk website

3 Download and installation required. See official SanDisk website.

4 Based on internal testing on images with an average file size of 3.55MB (up to 3.7GB total) with USB 3.0 reader. Your results will vary based on host device, file attributes, and other factors.

5 Reader not included.

6 For 128GB-1TB: Up to 160MB/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 90MB/s write speeds.

7 Up to 100MB/s read speed, up to 40MB/s write speed. Based on internal testing; performance may be lower depending on host device, usage conditions and other factors. 1MB=1,000,000 bytes.

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SanDisk 400GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-400G-GN6MA
TRIDENITE 256GB Micro SD Card, MicroSDXC Memory for Nintendo-Switch, GoPro, Drone, Smartphone, Tablet, 4K Ultra HD, A1 UHS-I U3 V30 C10, Up to 95MB/s Read, with SD Adapter
TRIDENITE 128GB Micro SD Card, MicroSDXC Memory for Nintendo-Switch, GoPro, Drone, Smartphone, Tablet, 4K Ultra HD, A1 UHS-I U3 V30 C10, Up to 95MB/s Read, with SD Adapter
TRIDENITE 64GB Micro SD Card, MicroSDXC Memory for Nintendo-Switch, GoPro, Drone, Smartphone, Tablet, 4K Ultra HD, A1 UHS-I U3 V30 C10, Up to 95MB/s Read, with SD Adapter
AXE MEMORY 128GB microSDXC Memory Card + SD Adapter with A1 App Performance, V30 UHS-I U3 4K
AXE MEMORY 64GB microSDXC Memory Card + SD Adapter with A1 App Performance, V30 UHS-I U3 4K
Customer Rating 4.7 out of 5 stars (290293) 4.6 out of 5 stars (775) 4.6 out of 5 stars (775) 4.6 out of 5 stars (775) 4.6 out of 5 stars (10363) 4.6 out of 5 stars (10363)
Price $38.99 $35.99 $17.99 $8.99 $17.99 $8.99
Shipping FREE Shipping. Details FREE Shipping. Details FREE Shipping on orders over $25.00 shipped by Amazon or get Fast, Free Shipping with Amazon Prime FREE Shipping on orders over $25.00 shipped by Amazon or get Fast, Free Shipping with Amazon Prime FREE Shipping on orders over $25.00 shipped by Amazon or get Fast, Free Shipping with Amazon Prime FREE Shipping on orders over $25.00 shipped by Amazon or get Fast, Free Shipping with Amazon Prime
Sold By Amazon.com ARCHES LIMITED (PB) ARCHES LIMITED (PB) ARCHES LIMITED (PB) Amazon.com ARCHES LIMITED (PB)
Digital Storage Capacity 400 GB 256 GB 128 GB 64 GB 128 GB 64 GB
Flash Memory Type Micro SD Micro SDXC Micro SDXC, SD, Micro SD Micro SDXC, SD, Micro SD Micro SDXC, SD Micro SDXC, SD
Item Dimensions 0.04 x 0.59 x 0.43 inches
Item Weight 0.16 ounces
Memory Storage Capacity 400 GB 256.00 GB 128.00 GB 64.00 GB 128 GB 64 GB
Secure Digital Association Speed Class Class 10 Class 10 Class 10 Class 10 Class 10 Class 10
Size 400GB 256 GB 128 GB 64 GB 128 GB 64 GB

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Warranty & Support

Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.
If you'd like a copy of the manufacturer's warranty for a product found on Amazon.com, you can contact the manufacturer directly or visit their website for more information. Manufacturer's warranties may not apply in all cases, depending on factors like the use of the product, where the product was purchased, or who you purchased the product from. Please review the warranty carefully, and contact the manufacturer if you have any questions.

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SanDisk 400GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-400G-GN6MA


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Product Description

The SanDisk Ultra microSD UHS-I card gives you the freedom to shoot, save and share more than ever before.

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