The Helmet Speed Line 64 GB microSDXC card provides reliable storage for devices that demand fast data handling, such as smartphones, tablets, drones, and surveillance cameras. With a read speed of 100 MB/s and a minimum write speed of 30 MB/s, it handles high-resolution files efficiently, making it a practical choice for recording 4K video. This black card is built to UHS-I (U3), Class 10, and V30 standards, ensuring a stable flow of data during intensive recording tasks. To make it more versatile across different hardware, it comes with an included SD adapter, allowing you to easily transfer your footage or photos to a computer.