Designed for action cameras and mobile devices, the 32GB Extreme UHS-I microSDHC Memory Card from SanDisk features a storage capacity of 32GB and supports maximum read speeds of 100 MB/s and maximum write speeds of 60 MB/s. This card has also been designed with the V30 Video Speed Class rating, which guarantees minimum write speeds of at least 30 MB/s. All of this allows for users to immerse themselves in extreme sports videography and photography at resolutions of Ultra HD 4K (3840 x 2160) and Full HD (1920 x 1080).