microSD Card V60 (64GB) - Tested Like a Full-Size SD Card for use in DSLRs, mirrorless and Aerial or Action Cameras | Up to 250MB/Read Speed and 130MB/s Write Speed by ProGrade
Samsung announces high-speed 64GB UHS-I SD and microSD cards
Amazon.com: ProGrade Digital microSD Memory Card - V60 microSD Card for DSLR and Action Cameras - High Speed Transfer of Files & Large Storage - Up to 250MB/s Read and 130MB/s Write