Increase system overall performance by combining a small capacity high performance M.2 SATA SSD and a low cost high capacity hard driver  Maximum 6Gbits/sec  Port Multiplier Compatible  Hot swappable  Install into standard height or low profile system  Compatible with any SATA I ,II or III hard drive  NCQ support  SATA III max transfer rate of 6.0Gbps  M.2 specification revision 0.9  Serial ATA Spec. Reversion 3.2  Supports M.2 card size: 22*30, 22*42, 22*60, 22*80, 22*110  Supports M.2 B Key Card Type  Note:Support M.2(NGFF) SATA SSD  The efficiency mainly depends on M.2(NGFF) SSD master IC and the size of the capacity