SD & MicroSD Memory Cards

Expand your digital horizons and secure your critical files with our collection of high-performance SD and microSD storage cards. Engineered for relentless reliability and lightning-fast file transfers, these student- and campus-vetted memory cards unlock seamless, high-density media storage for DSLR cameras, mobile devices, multimedia learning labs, and creative production suites alike, ensuring your assignments, video projects, and portfolio assets are permanently safeguarded.

Flash Memory Speed Class & Format Identification Guide

Card Indicator Code	Technical Class / Format	Capacity & Speed Limits	Ideal Academic & Creative Use-Case
SDHC / microSDHC	High Capacity Format	4GB to 32GB FAT32 File System	Maximum compatibility for older hardware, introductory campus text files, legacy point-and-shoot cameras, and basic audio recorders.
SDXC / microSDXC	Extended Capacity Format	64GB to 2TB exFAT File System	The modern standard for large files. Required for high-density media storage, long 4K video capture sessions, and expanding tablet space.
"10" inside a Circle	Class 10 Speed Rating	10 MB/s sustained write	Standard Full HD (1080p) video recording, everyday photography bursts, and basic student document backups.
"1" inside a "U" / V10	UHS Speed Class 1 / Video Class 10	10 MB/s bus-accelerated	Smooth high-definition video streaming, introductory multimedia tracking, and rapid buffer clearing for entry-level DSLRs.
"3" inside a "U" / V30	UHS Speed Class 3 / Video Class 30	30 MB/s minimum write	The 4K Baseline. Critical requirement for recording continuous, glitch-free 4K Ultra HD video and high-speed action photography.
V60 / V90 Markers	Advanced Video Speed Class	60 MB/s to 90 MB/s write	Professional cinema labs. Engineered to stream high-frame-rate 4K, uncompressed RAW video, and full 8K master projects without frame-drops.
A1 / A2 Designation	Application Performance Class	High IOPS Execution	Optimized for smartphones, tablets, and school Chromebook expansion slots. Drastically speeds up application loading and mobile data tasks.