Logitech 910-005235 USB Unifying Receiver

Logitech USB Unifying Receiver [NEW UNOPENED]

Logitech Wireless Touch Pad Keyboard K400r Plus Unifying USB Dongle, Touch Pad

Logitech K780 Multi-Device Wireless Keyboard 920-008025 *READ* PC1725604

Logitech K540 Wireless Keyboard UK QWERTY No Dongle Unifying (REF K380)

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

Logitech K350 Wireless Wave Ergonomic Keyboard + USB Unifying Receiver Dongle

TV Dongle with G270 Wireless Air Mouse Keyboard FSTADDA5-BL