# Input_DeviceListener

## Overview

Defines a listener for device hot swap events.

**Since**: 13

**Related module**: [input](capi-input.md)

**Header file**: [oh_input_manager.h](capi-oh-input-manager-h.md)

## Summary

### Member Variables

| Name| Description|
| -- | -- |
| Input_DeviceAddedCallback deviceAddedCallback | Defines a callback used to receive device insertion events.|
| Input_DeviceRemovedCallback deviceRemovedCallback | Defines a callback used to receive device removal events.|