PERFECT FOR YOUR ACTION CAMERASanDisk cards are compatible with smartphones, tablets, action cameras and drones, and are recommended by GoPro for use with the Hero, Hero3, Hero3+, Hero4, and Hero+ LCD9.WRITE SPEEDS OF UP TO 90MB/S* TO CAPTURE QUALITY PHOTOS AND VIDEOCapture fast-action photos or shoot 4K UHD video2 with write speeds of up to 90MB/s* shoot more and transfer even faster. Quick read speeds of up to 100MB/s* save you time when transferring high-resolution images and 4K UHD videos2.MAKE YOUR APPS FASTERRated A1, the SanDisk Extreme microSDHC and microSDXC cards are optimized for apps, delivering faster app launch and performance which provides a better smartphone experience.4K UHD READYWith UHS Speed Class 3 (U3) and UHS Video Speed Class 30 (V30)7 ratings (32GB to 128GB only), the SanDisk Extreme microSDHC and microSDXC UHS-I Cards let you capture uninterrupted 4K UHD and Full HD video2. This makes it ideal for recording outdoor adventures, weekend trips, or sporting events without skipping frames.ALL THE MEMORY YOU NEEDGenerous storage capacities up to 256GB1 mean you won’t run out of the memory you need to work, shoot and share high resolution videos and stills.SD ADAPTER FOR VERSATILITYThis card comes with a convenient SD card adapter, so you can also capture and access data on the card with any device that has an SD card slot. You'll be able to use your memory card with SD enabled cameras, camcorders, tablets, and laptops.BUILT FOR EXTREME CONDITIONSSanDisk Extreme microSDHC and microSDXC UHS-I Cards are waterproof, shockproof, x-ray proof and temperature proof to protect your memories from life's mishaps. Take your phone or tablet to the snow, to the pool or to the desert. Your card will survive, even if your device doesn't.SUPPORTThe SanDisk Extreme microSDHC and microSDXC UHS-I Memory Cards are backed by a lifetime limited warranty6. Support also includes RescuePRO® Deluxe data recovery software downloadable offer8 for bringing accidentally deleted images back to life.