2.4GHz Vertical-Polarized Directional Antenna ( Model SPDB-2400-16V60/14V90 Frequency Range(MHz) 2400-2500 Gain(dBi) 15.5/14.5 VSWR <1.5 Horizontal Beamwidth-? 60/90 Vertical Beamwidth-? 15 F/B ratio-dB >25 Polarization Vertical Impedance(Ω) 50 Antenna Dimension-mm 600*140*60