Infant Optics DXR-5 Add-on Camera Unit (Not Compatible with DXR-5+) Go to amazon.com Related posts Top recommendation for infant optics camera FeatureCompatible only with DXR-5. Not compatible with DXR-5+Requires existing DXR-5 Video Baby MonitorPair up to 4 camera units to an existing DXR-5 Video Baby Monitor DescriptionAdd-On camera unit for Infant Optics DXR-5.