Detailed Product Description Door Phone With Date/Time Display: 1.Feature(1).Take photos of visitors.(2).With 32 images memory capability.(optional)(3).Time and date on screen display.(optional)(4).Playback of the images.(5).High resolutions & excellent night vision.2.Function Mounting:Surface-Mounted(both)(1).7 inch high definition display screen.(2).Hands-free intercomunication.(3).Electric- ...