Lenovo
Lenovo 4X31R64490 Keyboard Mouse Included Office RF Wireless QWERTY English B 4X31R64490
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- UPC:
- 0000000000000
- MPN:
- 4X31R64490
- Condition:
- New
- Availability:
- Available with FREE Delivery (usually delivered within 5-7 working days)
Description
Designed for the modern professional, the Lenovo Essential Wireless Combo Keyboard & Mouse Gen 2 delivers functionality, comfort, and style. The slim 2.5-zone keyboard, with its responsive keys, promotes a premium silent typing experience and improves your working efficiency with specialized Microsoft Copilot Key, while the standard-size mouse perfectly complements its keyboard counterpart in design and utility. The 2.4MHz receiver provides a stable keyboard and mouse connection for maximum reliability. Plus, with 65% post-consumer recycled plastic in its construction, this combo is as sustainable as it is productive. Includes 3-year limited hardware warranty, and global product support. Download driver first to enable hotkey functions.
Specs
Keyboard
Recommended usage
What the product should be used for, and how it should be used (e.g. ambient temperature).
Office
Connectivity technology
The technology that enables connectivity of the device, e.g. wired or wireless.
Wireless
Device interface
The ports (sockets) where the device connects with other devices.
RF Wireless
Keyboard key switch
The characteristics of the key switch, mechanical vs rubber dome. A mechanical key switch is usually more expensive, gives a stronger feedback and can be more precise.
Scissor key switch
Keyboard layout
The type of keys on a keyboard, and their position on the keyboard. This can differ from country to country.
QWERTY
Keyboard language
The letters which are marked on the keys for convenience of the keyboard usage with specific language.
UK English
Pointing device
Keyboard form factor
Keyboard size, e.g. standard, mini.
Full-size (100%)
Numeric keypad
Small, palm-sized, seventeen key section of a computer keyboard, usually on the very far right. The numeric keypad features digits 0 to 9, addition (+), subtraction (-), multiplication (*) and division (/) symbols, a decimal point (.) and Num Lock and Enter keys. Laptop keyboards often do not have a numpad, but may provide numpad input by holding a modifier key (typically labelled "Fn") and operating keys on the standard keyboard.
Keyboard keys operating life
million characters
Windows keys
Copilot key
Frequency band
A small section of the spectrum of radio communication frequencies, in which channels are usually used or set aside for the same purpose e.g.for a channel on FM radio; for mobile networks to communicate with mobile phones.
2.4 GHz
Key pitch
1.91 cm
Security algorithms
Security algorithms are used to provide authentication, cipher key generation, integrity and radio link privacy to users on mobile networks. The security algorithms supported are the ones that can be used with this product.
8-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
Design
Backlight
Product has a built-in light source for its illuminating.
Adjustable keyboard height
Product colour
The colour e.g. red, blue, green, black, white.
Black
Protection features
Physical effects from which the product is protected e.g. water resistant, crash proof.
Spill resistant
LED indicators
Features
Plug and Play
Indicates whether this product supports is "plug and play". Plug and play is hardware or software that, after being installed ("plugged in"), can immediately be used ("played with"), as opposed to hardware or software which requires configuration.
Power
Power source type
What the power source is.
Battery
Keyboard battery type
AAA
Service life of battery
month(s)
USB Type-C charging port
Mouse
Mouse included
A mouse is included with this product.
Form factor
The shape or design of the product.
Ambidextrous
Movement detection technology
The technology employed to detect motion, e.g. Dual, using combinations of different sensing technologies to help reduce false triggering.
Optical
Mouse
Movement resolution
00 DPI
Buttons quantity
The number of buttons that there are in/on the product.
3
Scroll
Move displayed text or graphics in a particular direction on a computer screen in order to view different parts of them.
Scroll type
Type of scroll in computer input device, e.g. wheel, touch.
Wheel
Scrolling directions
Vertical
Mouse battery type
AA
Mouse battery life
month(s)
System requirements
Windows operating systems supported
Windows vesions wich can be used with the device.
Windows 10, Windows 11
Mac operating systems supported
Mac operating systems e.g. OS X can be used with the device.
Linux operating systems supported
8 RT. Linux (9.4, 9.5), Red Hat Enterprise Linux 5.0 (supported with a pre-built package); SUSE Linux (10.3, 11.0, 11, 11.1, 11.2), Fedora (9, 9.0, 10, 10.0, 11.0, 11, 12, 12.0), Ubuntu (8.04, 8.04.1, 8.04.2, 8.10, 9.04, 9.10, 10.04), Debian (5.0, 5.0.1, 5.0.2, 5.0.3)
Other operating systems supported
ChromeOS
Operational conditions
Operating temperature (T-T)
The minimum and maximum temperatures at which the product can be safely operated.
0 - 40 ?C
Operating relative humidity (H-H)
- 95%
Weight & dimensions
Keyboard dimensions (WxDxH)
422.3 x 134.5 x 21.9 mm
Keyboard weight
406.5 g
Mouse dimensions (WxDxH)
0.1 x 61.5 x 36.1 mm
Mouse weight
How heavy the mouse is.
65.5 g
Packaging data
Package width
The distance from one side of the packaging to the other.
520 mm
Package depth
The distance from the front to the back of the packaging.
2 mm
Package height
The distance from the top to the bottom of the packaging.
42 mm
Package weight
Weight of the packaged product.
998 g
Package type
The type of product package e.g. box.
Box
Packaging content
Number of products included
The number of products that are included in the package.
2 pc(s)
Receiver included
The product includes a receiver, which is a device for picking up an external signal.
Wireless receiver interface
USB Type-A
Batteries included
AC adapter included
View AllClose
Specs
Keyboard
Recommended usage
What the product should be used for, and how it should be used (e.g. ambient temperature).
Office
Connectivity technology
The technology that enables connectivity of the device, e.g. wired or wireless.
Wireless
Device interface
The ports (sockets) where the device connects with other devices.
RF Wireless
Keyboard key switch
The characteristics of the key switch, mechanical vs rubber dome. A mechanical key switch is usually more expensive, gives a stronger feedback and can be more precise.
Scissor key switch
Keyboard layout
The type of keys on a keyboard, and their position on the keyboard. This can differ from country to country.
QWERTY
Keyboard language
The letters which are marked on the keys for convenience of the keyboard usage with specific language.
UK English
Pointing device
Keyboard form factor
Keyboard size, e.g. standard, mini.
Full-size (100%)
Numeric keypad
Small, palm-sized, seventeen key section of a computer keyboard, usually on the very far right. The numeric keypad features digits 0 to 9, addition (+), subtraction (-), multiplication (*) and division (/) symbols, a decimal point (.) and Num Lock and Enter keys. Laptop keyboards often do not have a numpad, but may provide numpad input by holding a modifier key (typically labelled "Fn") and operating keys on the standard keyboard.
Keyboard keys operating life
million characters
Windows keys
Copilot key
Frequency band
A small section of the spectrum of radio communication frequencies, in which channels are usually used or set aside for the same purpose e.g.for a channel on FM radio; for mobile networks to communicate with mobile phones.
2.4 GHz
Key pitch
1.91 cm
Security algorithms
Security algorithms are used to provide authentication, cipher key generation, integrity and radio link privacy to users on mobile networks. The security algorithms supported are the ones that can be used with this product.
8-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
Design
Backlight
Product has a built-in light source for its illuminating.
Adjustable keyboard height
Product colour
The colour e.g. red, blue, green, black, white.
Black
Protection features
Physical effects from which the product is protected e.g. water resistant, crash proof.
Spill resistant
LED indicators
Features
Plug and Play
Indicates whether this product supports is "plug and play". Plug and play is hardware or software that, after being installed ("plugged in"), can immediately be used ("played with"), as opposed to hardware or software which requires configuration.
Power
Power source type
What the power source is.
Battery
Keyboard battery type
AAA
Service life of battery
month(s)
USB Type-C charging port
Mouse
Mouse included
A mouse is included with this product.
Form factor
The shape or design of the product.
Ambidextrous
Movement detection technology
The technology employed to detect motion, e.g. Dual, using combinations of different sensing technologies to help reduce false triggering.
Optical
Mouse
Movement resolution
00 DPI
Buttons quantity
The number of buttons that there are in/on the product.
3
Scroll
Move displayed text or graphics in a particular direction on a computer screen in order to view different parts of them.
Scroll type
Type of scroll in computer input device, e.g. wheel, touch.
Wheel
Scrolling directions
Vertical
Mouse battery type
AA
Mouse battery life
month(s)
System requirements
Windows operating systems supported
Windows vesions wich can be used with the device.
Windows 10, Windows 11
Mac operating systems supported
Mac operating systems e.g. OS X can be used with the device.
Linux operating systems supported
8 RT. Linux (9.4, 9.5), Red Hat Enterprise Linux 5.0 (supported with a pre-built package); SUSE Linux (10.3, 11.0, 11, 11.1, 11.2), Fedora (9, 9.0, 10, 10.0, 11.0, 11, 12, 12.0), Ubuntu (8.04, 8.04.1, 8.04.2, 8.10, 9.04, 9.10, 10.04), Debian (5.0, 5.0.1, 5.0.2, 5.0.3)
Other operating systems supported
ChromeOS
Operational conditions
Operating temperature (T-T)
The minimum and maximum temperatures at which the product can be safely operated.
0 - 40 ?C
Operating relative humidity (H-H)
- 95%
Weight & dimensions
Keyboard dimensions (WxDxH)
422.3 x 134.5 x 21.9 mm
Keyboard weight
406.5 g
Mouse dimensions (WxDxH)
0.1 x 61.5 x 36.1 mm
Mouse weight
How heavy the mouse is.
65.5 g
Packaging data
Package width
The distance from one side of the packaging to the other.
520 mm
Package depth
The distance from the front to the back of the packaging.
2 mm
Package height
The distance from the top to the bottom of the packaging.
42 mm
Package weight
Weight of the packaged product.
998 g
Package type
The type of product package e.g. box.
Box
Packaging content
Number of products included
The number of products that are included in the package.
2 pc(s)
Receiver included
The product includes a receiver, which is a device for picking up an external signal.
Wireless receiver interface
USB Type-A
Batteries included
AC adapter included
Additional Information
Shipping: |
Usually shipped within 3-5 working days |
Delivery: |
Usually delivered within 5-7 working days |
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