HP J8997A ProCurve 3 dBi Duel Band Diversity Antenna Type: Antenna Specifications: Frequency range 1: 2400 - 2500 Gain 1 dBi (with antenna cable): 3 Frequency range 2: 4900 - 5990 Gain 2 dBi (with antenna cable): 4 VSWR max: 2.0:1 E-Plane (3 dB beamwidth): 60 degrees H-Plane (3 dB beamwidth): Omnidirectional Impedance (Ohms): 50 Grounding: DC RF connector: Reverse SMA (male) Cable length: 2.75 ft. (0.84 m) Dimensions (w x d x h) : 6.16 x 3.66 x 0.89 Weight : 0.5 lbs.