Note: The Ethernet splitter requires power to connect to the internet. All three female ports can be used simultaneously. Any one of the three ports is an input port, while the remaining three are output ports. 1-to-3 Ethernet Splitter: This RJ45 Ethernet splitter is designed to solve connectivity issues caused by insufficient cables. Transmission Rate: This high-speed Ethernet splitter splits your network connection into two output ports, with a maximum throughput of 1,000 Mbps per cable, and no crosstalk between the signals transmitted by each cable. Wide Compatibility: The RJ45 8P8C LAN Internet Splitter/Extender works with Category 8, Category 7, Category 6, Category 5, Category 5e network Ethernet cables and can be used with ADSL, hubs, switches, , set-top boxes, routers, wireless devices, computers, and more. Color: Black Material: ABS Package Contents: 1 x Gigabit Ethernet Splitter(Blue wire is not included in the shipment) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.