SHOOT, SAVE, AND SHARE MORE 4K UHD THAN EVER BEFORE Get extreme speeds for fast transfer, app performance, and 4K UHD. 2 Ideal for your Android(TM) smartphone, action cameras or drones, this high-performance micro SD card does 4K UHD video recording, full HD video and high-resolution photos. The super-fast San Disk Extreme micro SDXC(TM) memory card reads up to 160MB/s and writes up to 90MB/s. Plus, it\'s A2-rated, so you can get fast application performance for an exceptional smartphone experience. ALSO PERFECT FOR YOUR ACTION CAMERA AND DRONES San Disk(R) cards are compatible with smartphones, tablets, action cameras and drones. WRITE SPEEDS OF UP TO 90MB/S Capture fast-action photos or shoot 4K UHD video2 with write speeds of up to 90MB/s. The San Disk Extreme(R) micro SDXC(TM) UHS-I Card lets you shoot more and transfer even faster. Quick read speeds of up to 160MB/s save you time when transferring high-resolution images and 4K UHD videos. 2 GREAT FOR CAPTURING 4K UHD VIDEO2 Ideal for recording outdoor adventures, weekend trips, or sporting events without skipping frames. With up to 400GB1, the San Disk Extreme(R) micro SD(TM) UHS-I card lets you capture uninterrupted 4K UHD and Full HD video with its UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings. 5 LOAD APPS FASTER WITH A27 Get faster app performance for an outstanding smartphone experience thanks to the San Disk Extreme(R) micro SD card\'s A2 Specification. DURABLE DESIGN FOR USE IN EXTREME ENVIRONMENTS San Disk Extreme(R) micro SDHC(TM) and micro SDXC(TM) UHS-I Cards are shockproof, temperature-proof, waterproof, and X-ray-proof, 4 so you can enjoy your adventures without worrying about the durability of your memory card. COMPATIBLE WITH MOBILEMATE(R) USB 3. 0 READER The Mobile Mate(R) USB 3. 0 micro SD(TM) card reader with transfer speeds of up to 160MB/s, you can move big files fast, move a lot of files fast or just make frequent file transfers that much quicker.