---
title: kMDItemTotalBitRate
framework: coreservices
role: symbol
role_heading: Global Variable
path: coreservices/kmditemtotalbitrate
---

# kMDItemTotalBitRate

The total bit rate, audio and video combined, of the media. A CFNumber.

## Declaration

```swift
let kMDItemTotalBitRate: CFString!
```