Dell Silent Keyboard and Mouse KM555 Tastatur-und-Maus-Set

LED indicators: Yes
Product colour: Black
Protection features: Spill resistant
Backlight: No
Adjustable keyboard height: Yes
Power source type: Battery
Number of batteries (keyboard): 2
Service life of battery: 36 month(s)
Keyboard battery type: AAA
Mouse dimensions (WxDxH): 60 x 105 x 38 mm
Mouse weight: 67 g
Keyboard dimensions (WxDxH): 399 x 127 x 26 mm
Keyboard weight: 406 g
Windows operating systems supported: Windows 10, Windows 8.1, Windows 7, Windows 11
Mac operating systems supported: Yes
Other operating systems supported: ChromeOS
Linux operating systems supported: Red Hat Enterprise Linux 8.0, Ubuntu 18.04 LTS
Mobile operating systems supported: Android
Number of products included: 2 pc(s)
Receiver included: Yes
Wireless receiver interface: USB Type-A
Scroll type: Wheel
Buttons quantity: 3
Form factor: Ambidextrous
Movement detection technology: Optical
Movement resolution: 4020 DPI
Scroll: Yes
Mouse battery type: AA
Mouse included: Yes
Pointing device: No
Device interface: RF Wireless + Bluetooth
Frequency band: 2.4 GHz
Windows keys: Yes
Connectivity technology: Wireless
On/off switch: Yes
Numeric keypad: Yes
Keyboard form factor: Full-size (100%)
Keyboard layout: QWERTZ
Multimedia keys: Yes
Hot keys: Yes
Programmable hot keys: Yes
Keyboard language: German
Recommended usage: Universal
Bluetooth version: 5.1
Number of hot keys: 18
Keyboard key switch: Plunger key switch