Product comparison · 2 keyboards

Hypertec K-SFL keyboard Medical USB QWERTY English Black, White vs Lenovo 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black

20specifications compared
7differ
13identical
49known for one product only

Key differences

Recommended usage
- K-SFL keyboard Medical USB QWERTY English Black, White:Medical
- 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black:Universal
Connectivity technology
- K-SFL keyboard Medical USB QWERTY English Black, White:Wired
- 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black:Wireless
Device interface
- K-SFL keyboard Medical USB QWERTY English Black, White:USB
- 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black:RF Wireless
Keyboard language
- K-SFL keyboard Medical USB QWERTY English Black, White:English
- 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black:Japanese
Product colour
- K-SFL keyboard Medical USB QWERTY English Black, White:Black, White
- 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black:Black
Mouse included
- K-SFL keyboard Medical USB QWERTY English Black, White:No
- 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black:Yes
Keyboard dimensions (WxDxH)
- K-SFL keyboard Medical USB QWERTY English Black, White:400 x 130 x 22 mm
- 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black:164 x 450 x 20 mm

Side by side

Differences highlightedShow differences only

Comparison of K-SFL, 4X30H56817
69 specifications	A Hypertec K-SFL keyboard Medical USB QWERTY English Black, White Model K-SFL View product	B Lenovo 4X30H56817 keyboard Mouse included Universal RF Wireless Japanese Black Model 4X30H56817 View product
Keyboard4 differ
Recommended usageDiffers	Medical	Universal
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard key switchKnown for one	Membrane	Unknown — not stated by the source
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard languageDiffers	English	Japanese
Pointing device	No	No
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypad	Yes	Yes
Keyboard number of keysKnown for one	104	Unknown — not stated by the source
Keyboard keys operating lifeKnown for one	10 million characters	Unknown — not stated by the source
Windows keys	Yes	Yes
Hot keysKnown for one	Yes	Unknown — not stated by the source
USB hub	No	No
Purpose	Universal	Universal
Fingerprint reader	No	No
Silent keysKnown for one	Yes	Unknown — not stated by the source
Non-slip baseKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	CE, FCC, HAI	Unknown — not stated by the source
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
Design1 differ
BacklightKnown for one	No	Unknown — not stated by the source
Keyboard style	Straight	Straight
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Ergonomic designKnown for one	Yes	Unknown — not stated by the source
Wrist rest	No	No
Product colourDiffers	Black, White	Black
Surface coloration	Monochromatic	Monochromatic
MaterialKnown for one	Acrylonitrile butadiene styrene (ABS), Silicone	Unknown — not stated by the source
Protection features	Spill resistant	Spill resistant
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Battery LED indicatorKnown for one	Unknown — not stated by the source	Yes
Featuresidentical
Antimicrobial surfaceKnown for one	Yes	Unknown — not stated by the source
Plug and Play	Yes	Yes
Poweridentical
Power source typeKnown for one	USB	Unknown — not stated by the source
Operating voltageKnown for one	5 V	Unknown — not stated by the source
USB chargingKnown for one	Yes	Unknown — not stated by the source
Mouse1 differ
Mouse includedDiffers	No	Yes
Form factorKnown for one	Unknown — not stated by the source	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
ScrollKnown for one	Unknown — not stated by the source	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
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 2000, Windows 2000 Professional, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Window	Unknown — not stated by the source
Sustainabilityidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs	400 x 130 x 22 mm	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
Number of products includedKnown for one	1 pc(s)	Unknown — not stated by the source
User guideKnown for one	Yes	Unknown — not stated by the source
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
Packaging dataidentical
Package type	Box	Box
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
Technical detailsidentical
CoatingKnown for one	Nano Silver	Unknown — not stated by the source
Colour groupKnown for one	White	Unknown — not stated by the source
Hand orientationKnown for one	Ambidextrous	Unknown — not stated by the source
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%

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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