The SDSQUAR-064G-GN6MN is a 64GB microSDXC (TransFlash) card from the WD/SanDisk Retail Ultra series. It features the UHS-I interface and comes with a Class 10 speed rating, making it well-suited for applications requiring fast data transfer rates such as high-definition video recording. Additionally, this model is optimized with A1 app performance, enhancing the launching and performance of mobile apps to offer a smoother user experience on smartphones and tablets. The card is designed for users who need a reliable and high-capacity storage solution for their mobile devices, action cameras, or drones. With 64GB of storage, users can comfortably store hours of HD video and thousands of high-resolution images. SanDisk's reputation for quality and reliability ensures that your data is safe, making it an excellent choice for expanding your device's storage capacity.