Booster Antenna 15in 9dBi for Linksys WET11 WET54G WMP11 WPS11 WMP54G WMP54GS WRT54GC Operates with AP/Router with RP SMA connector Omni-directional with +9 dB gain in comparison to that of factory antenna's +2dB Supported Linksys Routers: WAP11, WRT54G, WRT54GS, WAP54G, and BEFW11S4