Data Rates: USB: 480/12/1.5 Mbps SATA: 3.0 Gbps Other Ports: 1-Port Power e-SATA Interface: ExpressCard 34mm Operating Systems Supported: Supported MS Windows 98/98SE/ME/2000/XP/XP 64-bit/Vista, Linux, Mac OS Features: It is using JMB360 chipset Compatible to 1-Lane (x1) PCI-Express Throughput Fully Plug & Play and Hot Play Compatible Compliant with Serial ATA II Specification Hot plug of external SATA devices supported All External Ports are compatible to eSATA specification Parts: Lifetime limited Labor: Lifetime limited