The NETGEAR® ANT2511AC-10000S is a single dual band 802.11ac omni directional antenna, perfectly matched for use with any of the NETGEAR ProSAFE® WAC700 series access points (WAC740, WAC730, or WAC720). The ANT2511AC-10000S is a 3 dBi gain for the 2.4GHz and a 5 dBi gain for the 5GHz frequency. The antenna has female R-SMA connector. Customer should purchase 2 antennas for the WAC720, 3 antennas for the WAC730, and 4 antennas for the WAC740, if desired to use the external antenna options of the Access Points.