Cambium Networks EPMP1000-15-90, 5GHz; 90 Deg. 15dBi Outdoor Sector Antenna, 2×2 Multiple Input and Multiple Output (MIMO gives the ePMP 1000 antennas the benefits of dual stream operation, provides interference mitigation by enabling the radios to select the best signal quality and allows for successful deployment of wireless networks in difficult environments. Polarization: Dual Linear, Horizontal Vertical, Mechanical size 827h x 161w x 231d (incl AP bracket), 2 x male RP-SMA