Supports up to 6 mice and keyboards at a time Compatible to all Logitech Unifying Logitech mice or keyboards which has the Logitech Unifying Logo (an inverse orange asterisk) IMPORTANT: If your mice or keyboards don’t have the Logitech Unifying logo, do not order this item, it won’t work If any doubt, please send model number and serial number to sellers for compatibility verification A pairing software is needed to pair the dongle and devices, it can be downloaded for free.
