Ubiquiti Nanobeam M5 NBE-M5-16 Outdoor 5GHz 16dBi Antenna airMAX Bridge, 400mW 802.11a/b/g/n, Intregrated Antenna Radio with PoE.The form factor of the NanoBeam® features the highest gain for its size. The NanoBeam's excellent beam directivity provides the best performance in high-noise environments.Use the optional NBE-WMK Wall Mount Kit for enhanced stability when mounting the NanoBeam on a wall.