Product comparison · 2 keyboards

Lenovo 4X30H56821 keyboard Mouse included Universal RF Wireless + USB QWERTY English, Russian Black vs Lenovo 4X30H56822 keyboard Mouse included Universal RF Wireless Slovakian Black

14specifications compared
4differ
10identical
37known for one product only

Key differences

Connectivity technology
- 4X30H56821 keyboard Mouse included Universal RF Wireless + USB QWERTY English, Russian Black:Wired & Wireless
- 4X30H56822 keyboard Mouse included Universal RF Wireless Slovakian Black:Wireless
Device interface
- 4X30H56821 keyboard Mouse included Universal RF Wireless + USB QWERTY English, Russian Black:RF Wireless + USB
- 4X30H56822 keyboard Mouse included Universal RF Wireless Slovakian Black:RF Wireless
Keyboard language
- 4X30H56821 keyboard Mouse included Universal RF Wireless + USB QWERTY English, Russian Black:English, Russian
- 4X30H56822 keyboard Mouse included Universal RF Wireless Slovakian Black:Slovakian
USB hub
- 4X30H56821 keyboard Mouse included Universal RF Wireless + USB QWERTY English, Russian Black:Yes
- 4X30H56822 keyboard Mouse included Universal RF Wireless Slovakian Black:No

Side by side

Differences highlightedShow differences only

Comparison of 4X30H56821, 4X30H56822
51 specifications	A Lenovo 4X30H56821 keyboard Mouse included Universal RF Wireless + USB QWERTY English, Russian Black Model 4X30H56821 View product	B Lenovo 4X30H56822 keyboard Mouse included Universal RF Wireless Slovakian Black Model 4X30H56822 View product
Keyboard4 differ
Recommended usage	Universal	Universal
Connectivity technologyDiffers	Wired & Wireless	Wireless
Device interfaceDiffers	RF Wireless + USB	RF Wireless
Keyboard languageDiffers	English, Russian	Slovakian
Pointing device	No	No
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypad	Yes	Yes
Windows keys	Yes	Yes
USB hubDiffers	Yes	No
PurposeKnown for one	Unknown — not stated by the source	Universal
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Security algorithmsKnown for one	Unknown — not stated by the source	128-bit AES
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Multimedia keysKnown for one	Yes	Unknown — not stated by the source
Designidentical
Keyboard styleKnown for one	Unknown — not stated by the source	Straight
Wrist restKnown for one	Unknown — not stated by the source	No
Product colour	Black	Black
Surface coloration	Monochromatic	Monochromatic
Protection featuresKnown for one	Unknown — not stated by the source	Spill resistant
Battery LED indicatorKnown for one	Unknown — not stated by the source	Yes
BacklightKnown for one	No	Unknown — not stated by the source
Built-in displayKnown for one	No	Unknown — not stated by the source
Featuresidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Mouseidentical
Mouse included	Yes	Yes
Form factor	Ambidextrous	Ambidextrous
Movement detection technologyKnown for one	Unknown — not stated by the source	Laser
Movement resolutionKnown for one	Unknown — not stated by the source	1600 DPI
Buttons quantityKnown for one	Unknown — not stated by the source	5
Scroll	Yes	Yes
Scroll typeKnown for one	Unknown — not stated by the source	Wheel
Scrolling directionsKnown for one	Unknown — not stated by the source	Vertical
Mouse battery typeKnown for one	Unknown — not stated by the source	AA
Number of scroll wheelsKnown for one	Unknown — not stated by the source	1
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 95%
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	Unknown — not stated by the source	164 x 450 x 20 mm
Keyboard weightKnown for one	Unknown — not stated by the source	700 g
Mouse dimensions (WxDxH)Known for one	Unknown — not stated by the source	64 x 113 x 34 mm
Mouse weightKnown for one	Unknown — not stated by the source	80 g
Packaging contentidentical
Receiver includedKnown for one	Unknown — not stated by the source	Yes
Receiver typeKnown for one	Unknown — not stated by the source	Micro receiver
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Number of products includedKnown for one	2 pc(s)	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	177 mm
Package depthKnown for one	Unknown — not stated by the source	541 mm
Package heightKnown for one	Unknown — not stated by the source	43 mm
Package weightKnown for one	Unknown — not stated by the source	1.15 kg
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Keyboard battery typeKnown for one	AA	Unknown — not stated by the source
Number of batteries (keyboard)Known for one	2	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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