PNY PRO Elite Class 10 U3 microSD Cards offer peak performance for smartphones, tablets, drones, action cameras, surveillance cameras, gaming consoles, and more. With a read speed of up to 100 Mbps and write speed of up to 90 Mbps, you can quickly capture and share high resolution content. What's more, U3 technology is perfect for 4K Ultra HD videography and HD photography, making these cards the perfect solution by which to capture stunning 4K video, HD photos, music, apps, and more using the high-resolution standards, ready for today's 4K Ultra-HD devices. With PNY's PRO Elite Class 10 U3 microSD cards, experience memories that feel as real as the day you captured them.