AirEngine 6761-21 and AirEngine 6761-21E are indoor Wi-Fi 6 (802.11ax) Access Points (APs) designed for high-density scenarios such as small and midsize enterprise offices, education institutions, and stadiums. AirEngine 6761-21 features built-in Dynamic-Zoom Smart Antennas that automatically adjust the coverage angle to optimize for high- and low-density scenarios. Both APs support 4 x 4 Multiple-Input Multiple-Output (MIMO), and can simultaneously deliver services on both the 2.4 GHz and 5 GHz frequency bands, achieving a rate of up to 3.55 Gbit/s.