2 SD RAID0 mode makes a bigger capacity. Supports any capacity SD card. Makes SD/MMC flash memory card be a super compact, cost efficient, anti-shock, low power consumption, no acoustic noise and fast access time HDD/SSD. Enables IT engineers and embedded technology enthusiasts to use SD/MMC card as a normal SATA HDD/SSD. Provides an alternative for data storage and transfer or test for motherboard & sound/display/memory card, etc. Ideal for some devices that required a fast and easy bootable device such as POS. Compatible with SD Memory Card specification 1.1, MMC specification 2.0 & SDHC specification. Two standard SD slots and One 7+15 Pin SATA male connector. Bootable, allow to install OS and applications on SD card. Supports any OS including Windows, Mac OS & Linux. Easy installation and no driver required. Mini board design and no space wasted. Dimensions: 66mm x 85mm. Attention: This adapter does not support hot-swap of CF cards, so please turn off power when changing cards. Package content: 1X Dual SD/MMC to SATA Adapter. (SD/MMC card not included)