TP-Link AV600 Powerline WiFi Extender - N300 WiFi, Add-on Single Adapter, Ethernet over Powerline, Plug & Play, Compatible with all TP-Link powerline adapters with different speed (TL-WPA4220) - Newegg.com
NETGEAR Powerline AC1000 Wi-Fi Access Point and Adapter White PLW1000-100NAS - Best Buy