... - Receiving Frequency - 2.4GHz * Power Source - AC Adapter (100-240V) 50/60Hz Outdoor Camera * Night Vision * ... Electric Latch * DC 5V/600mA from AC Adapter Packing information: 1pc/color box 20pcs/carton ... Wireless video door phone, Wireless video door bell, Video door phone, Wireless door phone, wireless doorphone, wireless door bell, wireless video doorphone, wireless video doorbell wireless ...