The devolo 9640 dlan 550 wifi homeplug network kit with range technology provides fast high performance internet connections with significantly longer ranges this devolo 9640 dlan 550 wifi homeplug network kit uses your household electrical wiring to bring you the internet to any room thanks to the intelligent wifi move technology in the devolo 9626 dlan 550 wifi homeplug adapter all terminal devices are also automatically connected to the network giving you top performance wifi reception