The SiliconDust HDHomeRun Connect Network TV tuner (HDHR4-2US) is a set-top box/appliance TV tuner that supports ATSC broadcast formats. It has one Ethernet port for external connectivity and a maximum data rate of 100 Mbps. This universal tuner is compatible with various computer systems and offers easy access to digital TV programming through your computer or home network. With its compact form factor and easy setup, the HDHomeRun Connect is a versatile product for enhancing your TV viewing experience.