The microSDHC cards (HC as in High Capacity) upgrade the microSD standard. They have the same physical dimensions but offer higher capacities (4-16 GB) than the regular ones (64MB-2 GB).

Dual Card Slots, support SDXC, SDHC, SD, MMC, RS-MMC, Micro SDXC, Micro SD and Micro SDHC cards from Camera/ Gopro/ Dash Cam/ Surveillance camera. Backwards compatible with USB 2.0 and USB 1.1 ...

"Such applications require high memory bandwidth which is ideal for the SanDisk Extreme microSDXC card, the world's fastest microSDXC memory solution." The SanDisk Extreme microSDHC and microSDXC ...