The SDSDQAF3-064G-XI is a high-capacity 64GB microSDXC (TransFlash) card designed by WD/SanDisk Bulk for intensive uses that require durable and reliable memory. Featuring the IX QD332 with Class 10 (C10) and U1 speed ratings, this card is adept at handling high-resolution photos, Full HD videos, and large data files efficiently. Furthermore, it incorporates MLC (Multi-Level Cell) technology, offering a superior level of performance and longevity compared to TLC (Triple-Level Cell) flash memory commonly found in standard microSD cards. It's specifically tailored for environments that demand extended temperature ranges, making it an excellent choice for outdoor surveillance systems, industrial applications, and automotive data logging. The robust design ensures that your data remains safe in extreme conditions, making it a reliable option for professionals and enthusiasts who prioritize data integrity in challenging environments.