Cisco Aironet Antenna AIR-ANT2566D4M-RS Dual-Band High Gain Directional
Compatibility: Compatible with Cisco Aironet and Catalyst series access points requiring four dual-band antennas, such as Aironet 1830, 1850, 2800, 3800 Series, and Catalyst 9115AX, 9120AX, 9130AX Series.