TRENDnet TEG-S8G 8-Port Gigabit GREENnet Ethernet Switch for $19.99 shipped after coupon code EMCYTZT2018. Here is a screenshot for your reference. Alternatively, it is available at Amazon for $19.99 with free shipping on orders over $25 (filler finder). This gigabit Ethernet switch goes up to 1000Mbps. It is part of TRENDnet’s GREENnet line and adjusts voltage as needed to reduce power usage. Most places have it for about $39.