Lexar 64GB 45MB/s microSDXC Memory Card

Model Number: SDMI64GBWMC300A
Web Code: 13547219


Capture, preserve, and transfer high-quality photos, Full HD and 4K videos, and multimedia files with the Lexar 64GB microSDXC Class 10 memory card. Boasting a read transfer speed of up to 300x (45MB/s), this memory card utilizes UHS-I technology to help you get the most out of your tablet, sports camcorder, or smartphone.
Sold and shipped by Best Buy
Available online
Reserve & Pick Up

This product is currently unavailable for Reserve & Pick Up at nearby stores.

  • 64GB storage capacity provides tons of space to store high-quality photos and videos as well as other multimedia files
  • 45 MB/s maximum read speed and 20MB/s maximum write speed transfer data in a flash, reducing your wait time as files are copied over from your card to your computer
  • UHS-I technology delivers high-speed, Class 10 performance so you can take full advantage of your device's photo- and video-taking abilities
Memory Card Format
Storage Type
microSD, microSDHC & microSDXC Memory
64 GB
Number of Cards Included
Max. Read Speed
45 MB/s
Max. Write Speed
20 MB/s
Max. Read X-Speed Rating
Max. Write X-Speed Rating
SD Speed Class
Class 10, UHS-1
Write-protect Switch
Wi-Fi Capability

  • Good Card

    from  on September 10, 2019

    Good Micro SD card for its price (when on sale). Reading and writing speed is ok,not bad. Enough and good for use it on Phones,and small cameras such as Action Cams,Home Monitoring Cameras,or in car dash cam. and it come with an SD card adapter.

See helpful questions and answers from shoppers like you.

Check our return policy and you'll find specific return information for your product and steps on how to return in-store or by mail.