Xiaomi pro 300m smart home wifi amplifier 2.4g wifi repeater extender signal amplifier universal wireless router feature: 1. two powerful high-gain external antennas can provide greater coverage and better performance. 2. wireless function, expand your wireless coverage. 3. compatible with routers of other brands. 4. transmission speed: 300mbps. 5. support up to 64 devices to meet the needs of the entire family. 6. easily manage the network settings of xiaomi mi wifi application.