It connects six SATA 3.0 SSD or HDD to your desktop computer with six SATA cable to improve your system performance and expand overall internal storage. (NO-Support Raid) ^^ Support port Multiplier that is not in a RAID configuration. Compatible with SATA hard drives & Solid state drives and computer systems with SATA controllers. NOT support hot swaping. ^^ Base on ASMedia ASM1166 chip, more stable and wider compatible. ^^ Plug and play, No additional software installation or setting required. ^^ Supports Windows 7/8/10, Windows Server 2008 R2/2012 R2/2016/2019, RHEL/CentOS 6/7/8, Debian 9/10/11, Ubuntu 16/18/20/21, SUES 11/12/15, FreeBSD 11/12/13, VMware ESXi 5/6/7.