Logitech K540 Advanced Wireless Keyboard (Unifying Receiver NOT Included)

Logitech K540 Wireless Desktop Keyboard w/ USB Unifying Dongle

Logitech USB Unifying Receiver Dongle 910-005235 for Mouse & Keyboard

Logitech K540 Advanced Wireless Keyboard (Unifying Receiver Included)

Logitech K540 Advanced Wireless Keyboard (Unifying Receiver NOT Included)

LOGITECH K540 Wireless Desktop Keyboard Powers On Unifying Receiver Not Included

Logitech K540 Advanced Wireless Keyboard (Unifying Receiver NOT Included)

Logitech K540 Wireless ITALIAN LAYOUT Keyboard MK540 - (No Unifying Dongle)