Aqara Hub E1 The small but powerful Aqara smart home hub that supports both classic and latest Aqara devices. The device takes up little space and can be placed almost anywhere. Supports both classic and latest Aqara Zigbee devices and can be used as a Wi-Fi repeater at the same time. Zigbee 3.0 concentrator for up to 128 devices Enjoy the benefits of the fastest, most stable and energy efficient smart home technology. Better stability and compatibility (more standardized protocol), longer support and more features. To connect 128 devices, Zigbee routers/repeaters are required, such as Smart Wall Switch, Smart Plug, etc. Comprehensive compatibility Aqara Hub E1 makes your Aqara devices compatible with a wide range of popular ecosystems and voice assistants. For example, Apple HomeKit, Amazon Alexa, Google Assistant, IFTTT and more are supported. USB-A power supply and 210° adjustable shaft A regular USB-A port is integrated into the hub's housing, so it can be powered from almost any USB-equipped device such as a powerbank, power strip, outlet, computer, or even a router. The Hub E1's shaft angle can be changed within 210 degrees, making its placement extremely flexible.