Secure context

This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.


This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The getDevices() method of Bluetooth interface of Web Bluetooth API exposes the Bluetooth devices this origin is allowed to access. This method does not display any permission prompts.

Note: This method returns a BluetoothDevice for each device the origin is currently allowed to access, even the ones that are out of range or powered off. The program can detect when a device comes online or into range by watching for BlueTooth advertisements by calling BluetoothDevice.watchAdvertisements() on that device.


var readerPromise = Bluetooth.getDevices();



Return value

A Promise that resolves with an array of BluetoothDevices.


This method doesn't throw any exceptions.


Specification Status Comment
Web Bluetooth
The definition of 'getDevices()' in that specification.
Draft Initial definition.

Browser compatibility

BCD tables only load in the browser