The T520-BT Dual Port Base-T PCI-E I/O Low Profile iSCSI Controller Card from Dell offers reliability and performance in addition to providing management with the tolerant disk subsystem failures. This controller Card offers expandable 10 GB storage capacity to improve the performance of your server systems. The double module channel provides high-speed connectivity. This product has been tested and validated on Dell systems to ensure compatibility with your computer. It is supported by Dell Technical Support when used with a Dell system.