Look for the orange Unifying logo. Featured Link: How to Sync a Logitech Wireless Mouse With a Different Receiver Do note that a mouse works with one receiver at a time. So, it will no longer work ...

An old flaw in Logitech's wireless mouse and keyboard USB Unifying Receiver dongles can allow hackers to take control of those mice and keyboards - and thus, ultimately, a computer. The flaw was ...