Lenovo 4X31S04810 keyboard Mouse included Office RF Wireless + Bluetooth US English Black - 4X31S04810

Crafted for professionals, keyboard &mouse deliver unrivaled functionality, comfort, and style. The sleek, responsive keyboard ensures a silent typing experience, while the standard-sized, ambidextrous silent mouse offers ergonomic comfort and precise control. Seamlessly connect to up to 3 devices via Bluetooth 5.3 and 2.4GHz for rock-solid reliability—perfect for boosting productivity across all your devices.

• Reliable 2.4GHz Lenovo Pro Unified USB Receiver, Dual Bluetooth 5.3
• 95% post-consumer recycled plastic materials including 20% reclaimed from Lenovo own products
• Customization software tool: Lenovo Accessories and Display Manager
• AES-128 encryption to protect your security
• Low-profile, 3-zone silent keyboard for effortless typing
• LED indicator for keyboard: Low-battery, CapsLock, NumLock, 3*device switch
• One-touch dedicated media controls(F1-F12 keys) for productivity
• Adjustable tilt leg and spill-resistant keyboard design
• Full-size ambidextrous mouse offers silent buttons
• 4 mouse buttons: Left/Right-click, Scroll-wheel with middle click, DPI
• 4-way Scroll wheel for max control(up/down/left/right)
• Mouse high precision click, DPI up to 4000, 3-level DPI Setting
• Up to 36 months battery life for both keyboard and mouse (may vary based on usage)

Recommended usage	Office
Connectivity technology	Wireless
Device interface	RF Wireless + Bluetooth
Keyboard language	US English
Pointing device	N
Keyboard form factor	Full-size (100%)
Numeric keypad	Y
Keyboard keys operating life	10
Windows keys	Y
Frequency band	2.4
Key pitch	19.05
Bluetooth version	5.4
Security algorithms	128-bit AES
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 etc.
Backlight	N
Product colour	Black
Keyboard style	Straight
Adjustable keyboard height	Y
LED indicators	Y
Plug and Play	Y
Power source type	Battery
USB Type-C charging port	N
Keyboard battery type	AAA
Number of batteries (keyboard)	2
Service life of battery	36
Mouse included	Y
Form factor	Ambidextrous
Movement detection technology	Optical
Movement resolution	2400
Number of movement resolution modes	3
Buttons quantity	8
Buttons type	Pressed buttons
Scroll	Y
Scroll type	Wheel
Scrolling directions	Vertical
Mouse battery type	AA
Mouse battery life	36
Buttons durability (million clicks)	5
Windows operating systems supported	Windows 10,Windows 11
Mac operating systems supported	Y
Linux operating systems supported	Y
Other operating systems supported	ChromeOS
Operating temperature (T-T)	0 - 40
Operating relative humidity (H-H)	20 - 95
Keyboard dimensions (WxDxH)	433.6 x 123.4 x 25.2
Keyboard weight	415
Mouse dimensions (WxDxH)	61 x 113 x 36.4
Mouse weight	60
Package width	529
Package depth	145
Package height	44
Package weight	756.3
Package type	Box
Number of products included	2
AC adapter included	N
Receiver included	Y
Wireless receiver interface	USB Type-A
Batteries included	Y
Warranty period	3
Product post-consumer recycled plastic	95