Operation voltagev12v whats in the boxscrew package users manual connection line 5m power supply 1outdoor unit connectionwireless resolution420tvline ir distance m2m power w3 materialaluminum kit configurationone to one video doorphone additional featuresmultifamily video doorbell recording photographed camera sensor typecmos sensor sizeinch14 viewing angle 110 minimum illumination lux2 answering modetelephone mountingwall mounting working temperatur