Supports SATA II (1.5Gbps and 3.0Gbps) host interface (does not support hot swap on CompactFlash interface). Supports PIO modes and Ultra-DMA modes with data transfer rate up to 150MBps (Depends on Compactflash card speed). Transparent to the operating system and does not require software driver. CompactFlash card power selected by jumper setting (+3.3V or +5V). LED indicators for Power-on, Card Detect, Disk Activity also includes standard mounting bracket for external applications.