The Duo 7dBi Indoor Omni-Directional Antenna extends coverage of your existing wireless b, g or n device. The antenna design works with wireless routers or access points with two detachable antennas. Use the 0.9m (3ft) extension cable to position the antennas in the optimum location. The antenna base can be mounted on most surfaces using the included mounting kit. The adjustable antennas tilit 180 and rotate 360 providing optimal signal coverage for most mounting conditions.