Huawei AirEngine 5573-21 is a next-generation indoor access point (AP) in compliance with Wi-Fi 7 (802.11be). It can simultaneously provide services on 2.4 GHz (2x2 MIMO) and 5 GHz (2x2 MIMO) frequency bands, supporting a total of 4 spatial streams and achieving a device rate of up to 3.57 Gbps. The AP is empowered by brand-new Wi-Fi 7 technologies and is equipped with built-in smart antennas to enable always-on Wi-Fi signals for users, significantly enhancing users' wireless network experience. Additionally, it has a compact size, facilitating flexible deployment and saving customer investment. These strengths make the AirEngine 5573-21 ideal for indoor coverage scenarios such as SMB workplaces, hospitals, and shopping malls and supermarkets.