7 Inch Bus 2 Wire Video Door Phone Intercom Systems Kit for Home 3 Units Apartment Night Vision

6.Handfree intercom. 7.Mute indoor intercom function. 8.Monitoring the outside of the door. 9.Volume, brightness and contrast adjustable. Specifications:Outdoor Camera1.Aluminum alloy outside unit with White Led Night Vision 2.Camera: 1/3" CMOS 1000TV line3.View angle: 92°4.Connection way: BUS 2-wire5.User Capacity: 2000 User Card6.Card Type: RFID compatible card7.Frequency: 125Khz8.Installation: Embedded mounted9.Size:265*128*48mm10.Material: Aluminum alloy Monitor1.Screen: 7inch LCD2.Effective pixels: 800 * 4803.Connection way: BUS 2-wire4.Dimensions: 151 * 80 * 38(MM)5.Package size: 29 * 19* 12cmPackage includes:1 * Outdoor Unit (Embedded mounted Camera) 3 * Indoor Unit (Monitor) 1 * DC24V2.5A power suppply 1 * 4-core Connection locks terminal wire1 * 2.54*2P 2-core Connection terminal wire1 * 2.0*2P 2-core Connection terminal wire1 * Screws

• 1.The 2-wire system required only two wires, power, audio, video and control signal all transmitted by a 2-wire cable.
• 2.Using integrated power suppply,max support 2 outside unit and 6 indoor monitors
• 3.Little rain and oxidation-proof for the durable aluminum alloy outdoor unit. with White Led Night Vision
• 4.7" color TFT LCD without radiation, low power consumption and high definition.
• 5.To unlock 2 locks simultaneously