This quality built 15" omni-directional antenna is a direct replacement for the antenna that comes standard with your Linksys router. Replacing your router's antenna with this model will significantly increase the range and strength of your WiFi signal. Just connect the Booster Antenna to your Router or network device and you'll experience an instant jump in performance: up to 4x the signal strength and 3x the range. Installation is very easy - just twist off the factory antenna and twist on the Booster Antenna. This products is ideal for home and office environments. It is compatible with all 802.11b and 802.11g networks and extends Wireless LAN into hard-to-reach areas at home or in the office. Increases the effective range of an Access Point or a Router while reducing interference and noise. Easy no-tools installation of this antenna (twist-on / twist-off.) Complete with Lifetime Warranty.