1) Main control chip: JMB575+JMS580. 2) Complies with Serial ATA 6Gbps Electrical Specification 3.2; 3) Complies with USB 3.1 Specification Revision 1.0, USB BOT Specification; 4) Support 5 port SATA 6Gbps interface; Supports BIST and loopback mode; 5) Support command-based and FIS-based switching; Support PM aware and non-PM aware host;