Compliant with PCI-Experss Compliance with Serial Specification 3.0 Bus Type of PCI Express X1 2.0 interface The supported communication rates are 6.0 Gbps Self-identified 2 ports, no need to drive; Identify 10 ports after installing the driver. Hot swap and heat exchange Specifications: Itemname:PCIE 1X to Card Interface: PCI-E 1X PCB board color: Black Material: PCB+metal Interface rate: 6Gbps Function: for Mining System support: ONLY Support SYSTEM!! Kind Tips: This card the first use, need install the card driver. If you need the card driver software, Please download the driver from this website. Thank you! Package Contents: 1 x PCIE 1X to 10-Port SATA3.0 Card Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.