Wirelessly transmit your audio/video mix to Apple TV or AirPort Express station:
- Make sure your Apple TV or AirPort Express station is in the same Wi-Fi network as your device.
- Open Control Center by swiping up from the bottom of the screen
- Tap the AirPlay icon and select the station to transmit to.
- Enable "Mirroring" by toggling the on/off slider to ON.
For more information please read How to use AirPlay Mirroring.