CHERRY Stream Recharge wireless keyboard

Specifications: Keyboard: - Recommended Use: Universal - Device Interface: Wireless Rf - Keyboard Layout: Qwertz - Keyboard Language: Swiss - Keyboard Layout: Complete (100%) - Numeric Keyboard: Yes - Keyboard Switch Technology: Cherry Sx - Keyboard, Number Of Keys: 115 - Keyboard Key Lifespan: 20 Million Characters - Media Keys: Yes - Band Frequency: 2.4 - 2.4835ghz - Certification: Ce Fcc Blue Angel Vde Gs Whql Win 10 64-Bit Ukca Design: - Surface Coloring: Monochrome - Led Indicators: Yes - Wireless Range: 10m Energy Control: - Feeding: Battery - Keyboard Battery Type: Aaa - Number Of Stacks (Keyboard): 2 - Battery Technology: Nickel-Metal Hydride (Nimh) - Rechargeable: Yes Mouse: - Mouse Included: Yes - Form Factor: Ambidextrous - Movement Detection Technology: Optical - Motion Resolution: 2400 Dpi - Number Of Buttons: 6 - Button Type: Buttons Pressed - Scroll Wheel: Yes - Displacement Type: Wheel - Mouse Battery Type: Aa - Number Of Batteries (Mouse): 1 System Requirements: - Supported Windows Operating System: Windows 10, Windows 7, Windows 8 Environmental Conditions: - Operating Temperature Range: 0 - 40°C - Storage Temperature Range: -20 - 60°C Sustainability: - Sustainability Certificates: Blue Angel, Ce, Vde Weight And Measurements: - Keyboard Dimensions (Width X Depth X Height): 462.2 X 165.8 X 34.1mm - Keyboard Weight: 905g - Mouse Dimensions (Width X Depth X Height): 116 X 64.7 X 37.7mm - Mouse Weight: 119g