Mechanical\nDimensions \nDevice: O62 x 54 mm (O2.5 x 2.1\")\nIn-wall mount: O89 x 63.1 mm (O3.5 x 2.5\")\nOn-wall Mount: O62 x 20.2 mm (O2.5 x 0.8\")\nWeight Device: 158 g (5.6 oz)\nIn-wall mount: 91 g (3.2 oz)\nOn-wall mount: 28 g (1 oz)\nEnclosure material Polycarbonate, aluminum alloy\nMount material Polycarbonate, zinc alloy\nSystem\nNetworking interface 10/100 MbE port\nPower method PoE\nSupported voltage range 44—57V DC\nMax. power consumption 3W\nESD/EMP protection Air: ± 8kV, contact: ± 4kV\nLED R/G/B/W\nButton Factory reset\nAmbient operating temperature 0 to 40° C (32 to 104° F)\nAmbient operating humidity 10 to 90% noncondensing\nCertifications CE, FCC, IC\nAudio\nSpeaker Yes\nBuzzer Yes\nSoftware\nWeb application UniFi Protect\nUniFi Access\nMobile app UniFi Protect iOS™ and Android™