Newegg offers the Netgear Powerline 1-Port Essentials Edition Ethernet Network Adapter Kit, model no. XAVB5221-100PAS, for $19.99 with free shipping via the directions below. That's tied with our mention from a month ago as the lowest total price we've seen. (It's a current best by $24.) These adapters plug into a wall power outlet to expand your home network without having to run Ethernet cables through your house and feature data transfer rates up to 500Mbps. Deal ends May 5. To get this deal:

1. View the Netgear Powerline 1-Port Essentials Edition Ethernet Network Adapter Kit for $43.99
2. apply coupon code "EMCETGN44" to drop it to $24.99
3. redeem this $5 mail-in rebate to yield a final price of $19.99