# Device Management (Cameras, Encoders and I/O Modules)

Navigation: Working with Nx Witness > # Device Management (Cameras, Encoders and I/O Modules) |

The following types of d evices are supported in Nx Witness:

•Cameras

•Encoders and DVRs

•I/O Modules

•NVRs

IMPORTANT: Most device parameters can only be configured by a user with Administrator or higher permission level. S ee "Users and User Roles".

The following settings are required for a device to be able to record:

•Recording schedule See "Setting up Recording Schedule".

•Authentication (if the default password has been changed for the device). See "Configuring Device Authentication".

This section describes the following functions related to devices:

•Viewing Full Device List

•Adding Devices (Cameras, Encoders and I/O Modules)

•Working with NVRs

•Sharing Parameters on Multiple Devices

•Moving a Device to a New Server

•Deleting Devices