• Our KNOBOX parcel box is the perfect solution for parcel deliveries in single or multi-family houses. With the KNOBOX, tenants and apartment owners can receive packages absolutely securely and confidentially even in their absence. The system offers simple operation and therefore maximum convenience for residents and delivery services. The parcel box is independent of the delivery agent and is opened again by the user with his own key. By offering these attractive services, homeowners and administrators can not only enhance their homes visually. The KNOBOX can be easily combined with a mailbox system or installed centrally for several houses.