Product Specifications '' Frequency Range: 5.1 - 5.9GHz '' Antenna Gain: 30dBi '' Polarization: Dual Polarity H/V or Dual Slant +/-45 degrees '' 3dB Beamwidth: 6 degrees '' VSWR: 1:5:1 Typical '' Port to Port Isolation: 35dB min. '' Front to Back Ratio: >30dB '' Cross Polarization: >30dB '' Impedance: 50 ohm '' Dimensions: 280 x 90 x 50 mm (11 x 3.6 x 2 in)