Web Bluetooth API
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The Web Bluetooth API provides the ability to connect and interact with Bluetooth Low Energy peripherals.
Note:
This API is not available in Web Workers (not exposed via WorkerNavigator).
Interfaces
Bluetooth-
Provides methods to query Bluetooth availability and request access to devices.
BluetoothCharacteristicProperties-
Provides properties of a particular
BluetoothRemoteGATTCharacteristic. BluetoothDevice-
Represents a Bluetooth device inside a particular script execution environment.
BluetoothRemoteGATTCharacteristic-
Represents a GATT Characteristic, which is a basic data element that provides further information about a peripheral's service.
BluetoothRemoteGATTDescriptor-
Represents a GATT Descriptor, which provides further information about a characteristic's value.
BluetoothRemoteGATTServer-
Represents a GATT Server on a remote device.
BluetoothRemoteGATTService-
Represents a service provided by a GATT server, including a device, a list of referenced services, and a list of the characteristics of this service.
Extensions to other interfaces
The Bluetooth API extends the following APIs, adding the listed features.
Navigator
-
Returns a
Bluetoothobject for the current document, providing access to Web Bluetooth API functionality.
Security considerations
The Web Bluetooth API can only be used in a secure context.
Access to the API is controlled by the Permissions Policy directive bluetooth.
The default allowlist for the bluetooth policy is self, which enables Bluetooth usage in same-origin nested frames but prevents access by third-party content by default.
Cross-origin access is enabled by specifying the allowed origins in both the Permissions-Policy: bluetooth HTTP header and the desired