Feature: 1. The indoor monitor supports real-time monitoring, visual and two-way audio intercom and hands-free intercom functions. 2. 7inch color TFT monitor has no radiation, low power consumption and high definition to display clearly. 3. Volume, brightness and contrast are adjustable, 25 doorbell music are available, and it will ring when someone visits and touches. 4. Designed with a rain cover, the outdoor camera is waterproof, oxidation resistant and wear resistant. 5. The outdoor unit also has automatic infrared night vision for clear field of vision at night. 6. With electric lock control function, compatible with DC 12V NO/NC electronic lock (not included). 7. Easy to install by yourself with the adapter and cables we provide in this kit. Specification: Condition: 100% Brand New Item Type: Visual Door Bell Color: As Pictures Shown #Outdoor Camera Camera: 1/3 Inch CMOS 1000TVL Lock the Camera Cable Shell Material: ABS Plastic Operating Temperature: -20℃ to 50 ℃ Installation: Wall-mounted Size: Approx. 150 x 80 x 35mm/5.9 x 3.2 x 1.4in #Monitor Screen: 7 Inch TFT Power Supply: AC100V-240V / 50-60Hz Adapter Output: DC15V / 1.2A Valid Pixels: 480 x 234 x 30 Power: ≤10W (working), ≤0.5W (standby) Wiring: 4 Wires Size: Approx. 240 x 150 x 20mm/9.5 x 5.9 x 0.8in. Package List: 1 x Outdoor Camera1 x Indoor Monitor1 x DC15V Adapter1 x 5m/16.4ft 4-Core Connection Cable1 x 2 Core Connection Cable2 x 4 Core Connection Cable1 x Hanging Board1 x User Manual1 x Screw Pack