This unit can be used as a standalone Smart HD Camera with the HubbleClub for Partners App, or will work as an additional camera, compatible with the OBH930, OBH430, OBH500, OBH643P and OBH650P Systems. This connected baby monitor is Wi-Fi enabled, which allows access to the HD camera feed from an external smartphone, utilising the feature-rich App. Use the baby monitor however you want – it’s Dual Mode, allowing a connection to parent unit directly (sold separately), or via the App on smart device. Up to 4 cameras can be connected to the OBH930, OBH430 or OBH500 systems, or 10+ cameras can be added to the App, and viewed on a compatible smart phone (not included).