You can set the system to record on motion only. You can view the cameras remotely though the Smart phone App by connecting a Network cable from your Router to the DVR and following the simple steps provided in the manual. Features: - Motion detection - Alarm trigger functionality - Night vision - Pan / Tilt functions for remote / manual control - 4K crystal clear Full HD recording - Automatic cloud-storage of recordings, this device does it all. Pairs with a mobile app, for off-site viewing and live streaming, on any Android / Apple smartphone. Spec: Wireless cameras IP65 Waterproof 2-way intercom function ICR Night and day vision Motion detection alarm function (alarm triggers recording) Works with Android and Apple devices Online cloud storage with auto-upload function 5 million pixels image sensor What's in the box 1 x Andowl Q-S4000 Full HD 4K Wireless Smart Camera 4 Channel CCTV Kit with DVR 1 x Power Cable 1 x Mounting Kit with connectors 1 x Instruction Manual