The tp link tl wa850re wlan repeater has been developed to create extended wlan with wider cover and greater range by establishing a wlan infrastructure instead of using multiple cables the repeater mode is used as the default wlan mode the device acts like a relay station taking wlan signals from a base router or a network access point and boosting them flawlessly to areas which were previously unreachable or difficult to wireit can serve ethernet devices as a wlan adapter using its ethernet