With 802.11ac Wave 2 becoming the Wi-Fi operational standard, large venues can take advantage of the performance improvements multi-user MIMO (MU-MIMO) technology brings to high density environments. cnPilotXirrus XA4 Wave 2 High Density Access Points (APs) provide high Wi-Fi capacity in locations such as convention centers, airports, train stations and arenas. The plenum rated XA4 AP features external antennas for customization of Wi-Fi coverage in structures with high ceilings, long hallways or wide open spaces, delivering the robust performance needed to support thousands of Wi-Fi devices at once.