---
title: kIOHIDVersionNumberKey
framework: IOKit
role: symbol
role_heading: Macro
platforms: [Mac Catalyst 13.0+, macOS 10.0+]
path: iokit/kiohidversionnumberkey
---

# kIOHIDVersionNumberKey

A key for specifying the version number of the device.

## Declaration

```occ
#define kIOHIDVersionNumberKey
```

## Discussion

The value of this key is a number representing the device's version information.

## See Also

### Manufacturer Keys

- [kIOHIDTransportKey](kiohidtransportkey.md)
- [kIOHIDVendorIDKey](kiohidvendoridkey.md)
- [kIOHIDProductIDKey](kiohidproductidkey.md)
- [kIOHIDManufacturerKey](kiohidmanufacturerkey.md)
- [kIOHIDProductKey](kiohidproductkey.md)
- [kIOHIDSerialNumberKey](kiohidserialnumberkey.md)