The SDSDQXN-016G is a robust microSDHC (TF) card from WD/SanDisk Bulk, designed to cater to high-performance needs with its Extreme series pedigree. This 16GB card comes equipped with 60MB/s read speeds, ensuring fast and efficient data transfer that is critical for shooting high-resolution images and 4K ultra HD video recording. With its Speed Class 10 and UHS Speed Class 3 (U3) ratings, it dramatically reduces the buffering time between shots and provides a smoother video playback experience. The card is built to withstand extreme conditions, making it waterproof, shockproof, x-ray proof, and temperature-proof, ensuring your data is safe in almost any scenario. This version is targeted towards bulk purchasers or users who require high-performance memory cards without retail packaging, offering them a cost-effective solution without compromising on the speed or reliability synonymous with the SanDisk brand. Its compatibility with a wide array of devices makes it an excellent choice for professional photographers, videographers, and enthusiasts who require durable, high-speed storage for their adventures and projects.