Video intercom system with an application for every type of wiring. Receive calls in the app? Open with a keyring? Gate and door control? Additionally, it is easy to install. Yes. EZVIZ has managed to incorporate these and other features into the sleek and elegant housing of the EZVIZ HP5 video intercom. The HP5 video intercom combines extensive functionality with modern design and simple installation. Thanks to its two-wire configuration, the HP5 video intercom can replace almost any old intercom system, regardless of the type of existing wiring.