1Ultra-thin design all-black indoor monitor, leads the new trend of color video doorbell, full of luxury style. 2Highly waterproof, anti-oxidation and wear-resistant outdoor camera with rain cover, supports for embedded installation and hanging installation methods. 3Both indoor and outdoor units adopt touch technology (with voice prompts), high sensitivity. 47 inches high-definition color image, no radiation, low power. 5Multiple functions of monitoring, calling, ID card swiping, hands-free and indoor intercom.