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
Amazon.com: MMOMENT 256GB Micro SDXC Card, A1, UHS-I, U3, Class 10 Compatible, Read Speed Up to 95 MB/s,Write Speed Up to 70 MB/s, SD Adapter Included (256GB, Orange High Speed - A1,
PROFESSIONAL HIGH SPEED MICRO SD CARD 180MB/S MICROSDXC V30 UHS-I U3
file transfer - Samsung Memory Card MicroSDXC 128GB PRO Plus UHS-I Grade U3 Class 10 is only Writing at 23 MB/s. How come? - Super User