Installing Auxiliary Cameras with USB Hub December 01, 2025 23:34 Updated Connect to RZ1 via USB Insert an SD card into the RZ1 Hub - If not already inserted, add a supported SD card. SD Card RequiredAn SD card must be inserted in the RZ1 Hub to enable video recording from auxiliary cameras; to learn more, see Using an SD Card with the RZ1 Hub. Connect the USB hub to the RZ1 Hub - Plug the USB hub into the USB port on the RZ1. USB Hub RequiredAuxiliary cameras must be connected through a USB hub to function with the RZ1. Connect the auxiliary cameras to the USB hub - Use the built-in USB cables (5 meters) to connect each camera to the hub. A non-powered USB hub supports up to 2 cameras A powered USB hub supports up to 4 cameras Note Auxiliary cameras must be enabled and configured in the Fleet App for proper use. Learn more in How to Enable Auxiliary Cameras.