The terms AV500 and 500Mbps are derived from applicable specifications and refer to the theoretical maximum physical-layer data transfer rate. Those terms are used on this product solely to indicate its compatibility with other AV500 or 500Mbps PowerLine devices. Actual data speeds vary and are limited by the products Ethernet port and other network conditions such as data traffic, electrical noise, and wiring issues. If you are uncertain about your network conditions, you should consult an IT professional to assist in selecting a networking product. Interface Available: 3 x Fast Ethernet Port; Protocols Supported: HomePlug AV IEEE 1901 IEEE 802.3 IEEE 802.3u , IEEE 802.11b/g/n 2.4GHz IEEE 802.11a/n/ac 5GHz; System Requirement: Windows 10/8.1/8/7/Vista/XP Mac OS Linux