Ubiquiti Networks RD5G-31-AC is a parabolic dish antenna operating between 5.1 and 5.8GHz, with 31dBi. Works great with Rocket 5AC and Rocket M5 radios. Product Specifications • Frequency Range: 5.1-5.8 GHz • Gain: 31dBi • Polarization: Dual Linear • Cross-pol Isolation: 35dB min • Max VSWR: 1.4:1 • ETSI Specification: EN 302 326 DN2 • Dimensions: 748 x 748 x 349 mm (29.45 x 29.45 x 13.74 in) • Weight: 7.6 kg (16.76 lb) (Mount Included) • Wind Survivability: 200 km/h (125 mph) • Windloading: 1,028 N @ 200 km/h (231 lbf @ 125 mph)