Apple iPod nano (7th generation) - Manual (Page 54)

Chapter 12 EarPods and Bluetooth accessories 54
Switching between audio output devices
If you have more than one audio output device connected or paired with iPod nano, you can use
playback controls on iPod nano to choose one for audio output.
When multiple devices are available, a speaker icon appears next to the volume control for
music, and in the additional playback controls for other types of audio, video, and movies.
Appears when EarPods or other headphones are
connected to the earphone port and a supported USB
audio accessory is connected to the Lightning connector.
Appears when EarPods or other non Bluetooth audio
devices are selected and other output options are
available.
Appears when a Bluetooth device is selected and other
output options are available.
iPod nano must already be paired with a Bluetooth device to use the controls.
Select a device for audio output:
m Tap the icon, then tap the device in the list.
EarPods and other headphones connected to the headphone jack appear as “iPod” in the list.