Customized options give you the flexibility to find a bracket that perfectly fits your board design. Low-Profile and Full-Height Brackets - In addition to the standard bracket, a low-profile bracket is provided for mini tower computer cases.CAT6A Ethernet Cable - To maximize TX401's performance, a 1.5 m CAT6A Ethernet Cable is included-rated for up to 10 Gbps while a regular cable is only rated for 1 Gbps.Versatile Compatibility - With extreme speed and ultra-low latency, 10GBase-T is backwards compatible with Fast Ethernet and Gigabit Ethernet, automatically negotiating between higher and lower speed connections.