Logitech MK540 Combo - K540 Keyboard, M310 Mouse - Comes w/ Unifying Rec Dongle!

LOGI LOGITECH K540 Y-R0012A KEYBOARD MISSING DONGLE

Logitech K540 Advanced Full Size Wireless Desktop Keyboard NO Unifying Receiver

Logitech K540 Advanced Wireless Keyboard (Unifying Receiver Included)

Logitech K540 Full-Size Advanced Wireless Keyboard No Dongle

Logitech K540 Keyboard Only - No Receiver / Dongle

Logitech K540 Unifying Membrane Silent Keyboard, Working, no Receiver Included

Logitech K540 Wireless Unifying Keyboard Desktop No Receiver