Lenovo 4X31R64457 keyboard Mouse included Office RF Wireless Belgian, English Black

Features
Plug and Play: Yes

Design
Backlight: No
Protection features: Spill resistant
Adjustable keyboard height: Yes
Product colour: Black
LED indicators: Yes

Power
Service life of battery: 15 month(s)
Keyboard battery type: AAA
Power source type: Battery
USB Type-C charging port: No

Operational conditions
Operating temperature (T-T): 0 - 40 °C
Operating relative humidity (H-H): 20 - 95%

Weight & dimensions
Keyboard weight: 406.5 g
Mouse weight: 65.5 g
Keyboard dimensions (WxDxH): 422.3 x 134.5 x 21.9 mm
Mouse dimensions (WxDxH): 110.1 x 61.5 x 36.1 mm

System requirements
Linux operating systems supported: Yes
Other operating systems supported: ChromeOS
Mac operating systems supported: Yes
Windows operating systems supported: Windows 11, Windows 10

Packaging data
Package depth: 142 mm
Package weight: 998 g
Package type: Box
Package height: 42 mm
Package width: 520 mm

Packaging content
Number of products included: 2 pc(s)
Receiver included: Yes
Wireless receiver interface: USB Type-A
AC adapter included: No
Batteries included: Yes

Mouse
Mouse included: Yes
Mouse battery type: AA
Scrolling directions: Vertical
Mouse battery life: 18 month(s)
Form factor: Ambidextrous
Movement detection technology: Optical
Buttons quantity: 3
Scroll: Yes
Scroll type: Wheel
Movement resolution: 1600 DPI
Certification: CB TUV Mark CE cTUVus FCC IC IMDA WPC BIS SIRIM NBTC-SDOC SDPPI NTC AITI TRC NCC BSMI MSIP VCCI JRF KVALITET ICASA TRA NTRA MOC PTA ICT EQM BOCRA ARCT ETA NCA POTRAZ

Keyboard
Recommended usage: Office
Key pitch: 1.91 cm
Keyboard language: English, Belgian
Keyboard key switch: Scissor key switch
Numeric keypad: Yes
Keyboard keys operating life: 10 million characters
Keyboard form factor: Full-size (100%)
Windows keys: Yes
Device interface: RF Wireless
Pointing device: No
Connectivity technology: Wireless
Frequency band: 2.4 GHz
Security algorithms: 128-bit AES
Copilot key: Yes