The wireless repeater TL-WA850RE of" 159TP-Link2415,5 cm ( 951 inch )was developed in order to create an extended WLAN with a wider coverage and further range. It offers the repeater mode as the default wireless mode, and acts as a" "relay station "" to receive wireless signals from a base router or an access point of a network and the signal is then properly in previously unreachable or hard-to-wire areas to increase. With its LAN port, he is able to network devices as a wireless network adapter to serve.