PNY PRO Elite Class 10 U3 microSD Cards offer peak performance for smartphones, tablets, drones, action cameras, surveillance cameras, gaming consoles, and more. You can quickly capture and share high-resolution content with a read speed of up to 100MB/s and write speed of up to 90MB/s. 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 and HD photos using the latest high-resolution standards, ready for today’s 4K Ultra-HD devices. The PRO Elite Flash Memory Card is the perfect card for professional photographers and videographers. In addition to storing videos and photos, this flash memory card is also equipped to hold all of your music, apps, and more. The PRO Elite microSD Flash Memory Cards are magnet proof, shockproof, temperature proof, waterproof, and X-Ray proof. With PNY’s PRO Elite Class 10 U3 microSD cards, experience memories that feel as real as the day you captured them. Read Speed of up to 100MB/s A read speed of up to 100MB/s makes this card reliable for quick transfer of digital content so you can get right back to shooting more photos and videos. Transfer Speed of up to 90MB/s A transfer speed of up to 90MB/s guarantees that your photos and videos are quickly saved to the flash memory card. Why U3 Technology? U3 technology makes these powerful cards ideal for continuous burst mode HD photography and 4K Ultra HD video recording, so you never miss the perfect shot. Included SD Adapter An SD adapter is included with these flash memory cards to make it backward compatible with SD devices such as cameras, video cameras, and computers that feature an SD slot.