Perfect for transferring large multimedia files like movies, music and photosUses existing coax wiri The Ethernet to Coax HPNA Adapter bridges the gap between different networking types (ethernet and coax cabling) commonly seen in homes with satellite TV. This connector allows high-bandwidth content driven by new applications into a commonly used format enjoyed by most consumers. Also referred to as the HCB1000 Actiontec's HPNA Adapter is strong enough to handle any transfer load and is optimized to provide high-speed delivery of video and VoIP data. This product is easy to install and provides a perfect solution for any residential and small-office networking need.