Use to connect this device as a wireless client to a receiver and BD player into wireless. Quick Start Guide: Plug it to a laptop the 4 LAN ports - - Call up the browser 192.168.2.1 - Default login: admin, PW: 1234 - Manual Configuration - Wi-Fi, Wireless Settings: - Select station Infrastructure -> Choose an existing access point - Select Site Survey -, On the following page, but for the time being to Continue (to avoid reboot) Apply - Wi-Fi, Security Settings: - Select the appropriate Verschlüsseungsverfahren (usually WPA / WPA2) and enter Wireless Key - Apply, then Continue - WLAN, WPS: Make hook off - -> off -LAN - Turn off DHCP - Apply, then Apply -> Router reboots and links up with the WLAN. Now up to 4 devices can be connected to the yellow LAN ports.