For its newsletter subscribers only, Newegg offers the TRENDnet GREENnet 8-Port Gigabit Ethernet Switch, model no. TEG-S81g, for $29.99. Coupon code "EMCWVWL58" drops it to $19.99. With free shipping, that's tied with our Black Friday week mention and the lowest total price we could find now by $10. This GREENnet device claims to reduce power consumption by up to 70% compared to standard unmanaged switches. It also features a maximum data transfer speed of up to 1,000Mbps. Coupon expires December 25.