Newegg offers the D-Link Powerline AV500 and Mini Adapter Starter Kit, model no. DHP-309AV, for $33.99. Coupon code "EMCAXAK58" cuts it to $19.99. With free shipping, that's tied with our mention from three weeks ago as the lowest total price we've seen. (It's also a current price low by $18.) It delivers up to 200Mbps for whole-home coverage. Deal ends September 7.