EZVIZ A3-R200. Product color: White, Transmission range: 0 - 7874" (0 - 200 m), Operating temperature (T-T): 10 - 55 °C. Speaker impedance: 8 Ω, Audible warning: 85 dB. Connectivity technology: Wired & Wireless, Ethernet interface type: Fast Ethernet, Antenna type: Internal. Input voltage: 5 V, Input current: 1 A, Power consumption (max): 3 W. Width: 3.15" (80 mm), Depth: 3.15" (80 mm), Height: 1.3" (33 mm)