The SanDisk Extreme SDXC UHS-I card 170mbs delivers the speed, capacity, durability, and Quality you need to make sure your adventure is captured in stunning detail. Now rated UHS Speed Class 3 (U3), this fast, high-performing card teams up with your action camera to let you capture and share unforgettable extreme sports video.\
SanDisk Extreme Pro SD 256GB Best Buy
SanDisk Extreme Pro SD 256GB 170mb/s Built for extreme conditions temperature proof, waterproof, shockproof, and X-Ray proof
Delivers 4K Ultra HD and full HD video recording and Playback
Meets the new UHS Speed Class 3 (U3) and UHS Video Speed Class 30 (V30) for 4K UHD
Read transfer faster with speeds up to 170MB/s
A2 rated for Android app performance.