Ubiquiti AM-5G20-90 airMAX 5AC 20dBi 90deg Sector antenna This Ubiquiti 5GHz basestation sector, airMAX AM-5G20, is a great antenna to pair with the Rocket M5. It has a 90° total beamwidth and 20dBi gain. Rocket M5 and AirMax BaseStation/Rocket Antennas have been designed to seamlessly work together. Installing Rocket M5 on AirMax BaseStation Antennas requires no special tools, you simply snap it into place with the mount provided with the Antennas. Specifications: • Frequency Range: 5.15-5.85 GHz • Gain: 19.4-20.3dBi • Polarization: Dual Linear • Cross-pol Isolation: 28dB min • Max VSWR: 1.5:1 • Hpol Beamwidth (6dB): 91° • Vpol Beamwidth (6dB): 85° • Elevation Beamwidth: 4° • Electrical Downtilt: 2°