Network Info example

Connection types

Effective connection types
Type Description
Bluetooth A Bluetooth connection.
Cellular A cellular connection (e.g., EDGE, HSPA, LTE, etc.).
Ethernet An Ethernet connection.
None No network connection. The user agent will not contact the network when the user follows links or when a script requests a remote page (or knows that such an attempt would fail) - i.e., equivalent to navigator.onLine === false in HTML
Mixed The user agent is using multiple connection types.
Other The connection type that is known, but not one of enumerated connection types.
Unknown The user agent has established a network connection, but is unable, or unwilling, to determine the underlying connection technology.
Wi-Fi A Wi-Fi connection.
Wimax A WiMAX connection

To test this you can switch network options in Chrome DevTools