High quality intercom has a visual 1 line 4.3 inch screen intercom The intercom features a high quality image and clear as well as a unique 4.3 inch screen and clear two-piece crystal clear loud audio exterior unit is resistant to changing weather conditions interior screen suitable for all locations home, villas, corporate and large screen 4.3 inch screen to choose from high definition image can open the outside door High sound and unique live broadcast not done outside