Ubiquiti AM-5AC21-60 AirMax AC-Sektor-Antenne 21dBi 60 Grad
They are also compatible with RocketM5 models; however, optimal performance requires the Rocket5ac. Improved Signal-to-Noise Ratio (S/N or SNR) allows a higher-order modulation to be used, for example, 256QAM rather than 16QAM.