2.4GHz outperforms Bluetooth in most ... things even further. Older Logitech models use the 2.4GHz dongle or the Unifying Receiver, whereas newer models use Logi Bolt. Moreover, if you lose ...

Logitech’s top-of-the-line keyboard design returns in an S variant, this time with an updated Bolt multi-device receiver ... Just be aware that dozens of Bluetooth devices in the vicinity ...