Brand: Xiaomi Model: Mi Smart Home Hub Capable of connecting up to 32 devices Protection: 4 types Communication protocols: Wifi 2.4GHz Bluetooth Zigbee Transmission distance: 10m Environmental conditions: Operating temperature range: -5º to 50ºC Operating relative humidity: 0-90% Characteristics Dimensions: 9 x 9 x 2.5 cm Weight: 150 gr White colour