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navigator.connection

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

The Navigator.connection read-only property returns a NetworkInformation object containing information about the system's connection, such as the current bandwidth of the user's device or whether the connection is metered. This could be used to select high definition content or low definition content based on the user's connection.

Syntax

networkInformation = navigator.connection

Value

A NetworkInformation object.

Specifications

Specification Status Comment
Network Information API
The definition of 'Navigator.connection' in that specification.		 Draft Initial specification

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support 61 ? ? No ? No
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support 50 38 ? 14
14
The Network API is enabled by default. Can be disabled using the dom.netinfo.enabled preference.
 37 No ?

See also

Edit this page on MDN

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https://developer.mozilla.org/en-US/docs/Web/API/navigator/connection