Cisco AIR-ANT2547VG-N=, Frequency 2.40 GHz to 2.48 GHz, 5.15 GHz to 5.88 GHz, Directivity Omni-directional, Antenna Gain 7 dBi, Impedance 50 Ohm, Survival Wind Speed 2904 in/s, Application/Usage Wireless Data Network, Outdoor, Compatibility Cisco Aironet Outdoor Access Points. The Cisco Aironet AIR-ANT2547VG-N dual-band omnidirectional antenna is designed for outdoor use with Cisco Aironet Outdoor Access Points (hereafter referred to as access points) with radios operating in the 2.4-GHz and 5-GHz frequency bands.