Most wireless Logitech mice connect through a USB dongle called the Logitech Unifying Receiver. Your mouse will ship with a receiver, but you can sync the mouse to a different receiver if you lose it.

The Logitech Bolt USB receiver can plug into your PC for a fast, wireless connection, or you can pair the mouse with a wide variety of devices over Bluetooth.

Logitech has now released an upgraded version called the MX Ergo S, ... The mouse can be connected to up to two devices via ...

The last difference is that the MX Master 3 uses Logitech’s Unifying USB receiver while the 3S uses the newer Bolt receiver. (This only affects which Logitech gadgets you can pair to the same ...

That said, the main reason why the MX Anywhere 3S doesn’t come with a dongle is because Logitech’s Bolt receiver is still only available as a USB Type-A receiver, and with most new laptops ...

It supports Bluetooth 5.1 and the Logitech Bolt receiver, and it's able to pair with up to three devices (you can switch between them using a button on the base).

It’s also using the new Logitech Bolt proprietary dongle instead of the Unifying Receiver. Those changes probably don’t mean much to you, unless your PC monitor is the size of a dining table ...

The MX Mechanical includes a 1m USB cable, USB wireless receiver, and can also connect over Bluetooth. Logitech calls their newer generation receivers Logi Bolt receivers.

Logi Bolt Connecting via a USB receiver, the technology combines Bluetooth LE (low energy) security protocols (FIPS) with Logitech security elements to create a secure wireless connection.

The Logitech Bolt USB receiver can plug into your PC for a fast wireless connection or you can pair the mouse with a wide variety of devices over Bluetooth.

The Logitech Bolt USB receiver can plug into your PC for a fast wireless connection or you can pair the mouse with a wide variety of devices over Bluetooth.