Connect Bluetooth devices to iPhone
You can use Bluetooth devices such as wireless headphones, speakers, car kits, and more with iPhone.
WARNING: For important information about avoiding hearing loss and avoiding distractions that could lead to dangerous situations, see Important safety information for iPhone.
Turn Bluetooth on or off
On iPhone, go to Settings 
> Bluetooth, then tap Bluetooth.
To quickly disconnect from Bluetooth devices without turning Bluetooth off, open Control Center, then tap 
.
Pair a Bluetooth device
Follow the instructions that came with the device to put it in discovery mode.
Note: To pair AirPods, see Set up AirPods with iPhone.
On iPhone, go to Settings
, then tap Bluetooth.Tap the device in the Devices list to connect.
iPhone must be within about 33 feet (10 meters) of the Bluetooth device.
Bypass your Bluetooth device for calls
To use the iPhone receiver or speaker for calls, do any of the following:
Answer a call by tapping the iPhone screen.
During a call, tap Audio, then choose iPhone or Speaker Phone.
Turn off the Bluetooth device, unpair it, or move out of range.
Go to Settings
, tap Bluetooth, then turn off Bluetooth.
Unpair a device
Go to Settings
, then tap Bluetooth.Tap
next to the device, then tap Forget This Device.
If you don’t see the Devices list, make sure Bluetooth is on.
If you have AirPods and you tap Forget This Device, they’re automatically removed from other devices where you’re signed in with the same Apple ID.
To learn about Bluetooth privacy settings on iPhone, see the Apple Support article If an app would like to use Bluetooth on your device.
Note: The use of certain accessories with iPhone may affect wireless performance. Not all iOS accessories are fully compatible with iPhone. Turning on airplane mode may eliminate audio interference between iPhone and an accessory. Reorienting or relocating iPhone and the connected accessory may improve wireless performance.