For its newsletter subscribers only, newegg offers the TP-LINK AV500 Mini Powerline Adapter Starter Kit, model no. TL-PA411KIT, for $64.99. Coupon code "EMCXVXN59" cuts it to $44.99. With free shipping, that's the lowest total price we could find by $13. These adapters allow you to create a network using your home's existing electrical wiring and feature speeds up to 500Mbps. Deal ends February 13.