Logitech MK540 Advanced Wireless keyboard mouse set, 2.4 GHz wireless connection via USB Unifying receiver, 3-year battery life, Windows and ChromeOS PC / laptop, German QWERTY layout: Amazon.de: Computer & Accessories
Logitech MK330 Kabellose Tastatur und Maus, USB, lange Akkulaufzeit, kompatibel mit Windows und Chrome OS - QWERTZ deutsches Tastaturlayout - Schwarz: Amazon.de: Electronics & Photo