... Clear IR night vision3,Rain shield for the outdoor camera is available4,3.5"TFT screen,Hands-free intercom5,Video intercom,unlocking ... encryption technology.2.Clear night vision.3.Rain shield for the outdoor camera is available.4.3.5 inch TFT panel and monitoring ... volume are adjustable.10.MiniUSB charging interface, lithium battery is replaceable and rechargeable.11.One outdoor camera support up to ...