2-Wire Video Door Phone Intercom System Kit - 7 Inch LCD Screen with Night Vision, Compatible with Electronic Door Locks - Ideal for Apartments, Homes & Offices (2 Units)

6. Hands-free intercom.7. Mute indoor intercom function.8. Monitor the outside of the door.9. Volume, brightness and contrast are adjustable.specification:Outdoor camera1. Aluminum alloy external equipment with white LED night vision goggles2. Camera: 1/3" CMOS 1000TV line3. Viewing angle: 92°4. Connection mode: BUS 2 line5. User capacity: 2000 user cards6. Card type: RFID compatible card7. Frequency: 125Khz8. Installation method: embedded installation9. Size: 265 * 128 * 48mm10.Material: Aluminum alloyMonitor1. Screen: 7-inch LCD screen2. Effective pixels: 800 * 4803. Connection method: BUS 2-wire4. Size: 151 * 80 * 38 (MM)5. Packing size: 29 * 19 * 12cmElectronic door lock:1. Working voltage: 12VDC2. Working current: 150mA3. Material: stainless steel4. Dimensions: 130mm (length) x 105mm (width) x 37mm (height)5. Lifetime: 500,000 timesThe package includes:1 *Outdoor unit (embedded camera)2 * Indoor unit (display)1 * DC24V2.5A power supply1 * Electronic door lock1 *Exit button1 * 4 core connection lock terminal wire1 * 2.54 * 2P 2-core connection terminal line1 * 2.0 * 2P 2-core connection terminal line1 * screw1 *User Manual