9dBi 2.4GHz 802.11b/g Omni Wi-Fi Dipole Antenna 9 dBi 2.4 GHz 802.11b/g Omni Wi-Fi Dipole Antenna General Features: Frequency Range: 2.4 - 2.5 GHz Gain: 9 dBi @ 2.45 GHz 802.11b/g RP-SMA Plug Impedance: 50 ohm HPBW/H -plane: 360 degree HPBW/E-plane: 15 degree Length: 14.5-inches (approximate)