This adapter is designed for Samsung micro SD cards with specific vertical pattern of double pads on the right side of the device.
It has 3 different boards to support multiple different devices. All PCBs have single 8-bit data bus.
The socket can be easily swapped between the boards, allowing you to change several different devices in a short time. Supported ECC BCH code size are: 22B, 50B, 90B, 122B, 124B, 126B.
Please note: EVO/PRO series of microSD cards is not fully supported