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Original Logitech Unifying Mirco Dongle Empfänger USB für Tastatur K400rK400plus | eBay
Logitech Unifying Empfänger zum Verbinden mehrerer Geräte
USB receiver for Logitech mk270/mk260/mk220/mk345/mk240/MK235 Keyboard mouse|Mice & Keyboards Accessories| - AliExpress
1pc Original New Usb Receiver For Logitech Mk270/mk260/mk220/mk345/mk240/m275/m210/m212/m150 Mouse Keyboard Receiver - Mouse Pads - AliExpress