Edimax Indoor High Performance 9dBi Omni-Directional Desktop Antenna (EA-IO9D) Standards: IEEE 802.11b/g.n. Connector Type: RP-SMA . Wireless Data Rates: Up to 150 Mbps. Peak Gain: 9dBi. Frequency Band: 2.400 ~2.500GHz Antenna Spec: Detachable Omni-Directional 9Dbi antenna with RP-SMA connector; 50 Ohm impedance; VSWR (Voltage Standing Wave Radio): 2.0 : 1 Max. Power handling: 2 W (c w). Polarization: HPBW/ horizontal: 360 degrees, HPBW/ vertical: 20 to 25 degrees Dimensions: Antenna OD : 13 x 375mm