This is a set of Panasonic color monitor door phones. Model Numbers: Indoor unit (master) WQD211W (with recording function) Outdoor unit (sub) WQD001A Operation has been confirmed. Slight fading due to aging is present, as it was installed at a north-facing entrance. This is a set including a color monitor master unit with recording function and a camera-equipped entrance sub unit. 100V power lines and low-voltage lines (communication lines between the entrance camera and the main unit) are not included. Installation manual, operating instructions, and setup manual are included.