Product comparison · 2 keyboards

KeySonic ACK-3401U (DE) vs Vultech KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black

20specifications compared
12differ
8identical
43known for one product only

Key differences

Connectivity technology
- ACK-3401U (DE):Wired
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:Wireless
Device interface
- ACK-3401U (DE):USB
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:RF Wireless
Keyboard layout
- ACK-3401U (DE):QWERTZ
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:QWERTY
Keyboard language
- ACK-3401U (DE):German
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:Italian
Keyboard form factor
- ACK-3401U (DE):Mini
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:Full-size (100%)
Numeric keypad
- ACK-3401U (DE):No
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:Yes
Keyboard number of keys
- ACK-3401U (DE):80
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:105
Keyboard keys operating life
- ACK-3401U (DE):5 million characters
- KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black:10 million characters

Side by side

Differences highlightedShow differences only

Comparison of ACK-3401U (DE), KM-820W
63 specifications	A KeySonic ACK-3401U (DE)View product	B Vultech KM-820W keyboard Mouse included Office RF Wireless QWERTY Italian Black Model KM-820W View product
Keyboard8 differ
Recommended usage	Office	Office
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard key switch	Membrane	Membrane
Keyboard layoutDiffers	QWERTZ	QWERTY
Keyboard languageDiffers	German	Italian
Pointing device	No	No
Keyboard form factorDiffers	Mini	Full-size (100%)
Numeric keypadDiffers	No	Yes
Keyboard number of keysDiffers	80	105
Keyboard keys operating lifeDiffers	5 million characters	10 million characters
Windows keysKnown for one	Unknown — not stated by the source	Yes
Multimedia keysKnown for one	Unknown — not stated by the source	Yes
USB hubKnown for one	Unknown — not stated by the source	No
PurposeKnown for one	Unknown — not stated by the source	PC/Server
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
CertificationKnown for one	Unknown — not stated by the source	CE, CEE
Key travel distanceKnown for one	1.6 mm	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Design1 differ
Backlight	No	No
Keyboard style	Straight	Straight
Ergonomic designKnown for one	Unknown — not stated by the source	Yes
Wrist restKnown for one	Unknown — not stated by the source	No
Product colour	Black	Black
Surface colorationKnown for one	Unknown — not stated by the source	Monochromatic
MaterialDiffers	Plastic	Acrylonitrile butadiene styrene (ABS), Plastic
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Featuresidentical
Plug and Play	Yes	Yes
Cable lengthKnown for one	2 m	Unknown — not stated by the source
Mouse1 differ
Mouse includedDiffers	No	Yes
Form factorKnown for one	Unknown — not stated by the source	Ambidextrous
Movement resolutionKnown for one	Unknown — not stated by the source	1600 DPI
Number of movement resolution modesKnown for one	Unknown — not stated by the source	3
Buttons quantityKnown for one	Unknown — not stated by the source	3
Buttons typeKnown for one	Unknown — not stated by the source	Pressed buttons
ScrollKnown for one	Unknown — not stated by the source	Yes
Scroll typeKnown for one	Unknown — not stated by the source	Wheel
Number of scroll wheelsKnown for one	Unknown — not stated by the source	1
Rubber gripsKnown for one	Unknown — not stated by the source	Yes
System requirementsidentical
Windows operating systems supported	Yes	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	220 x 105 x 16 mm	460 x 155 x 20 mm
Keyboard weightDiffers	216 g	700 g
Mouse dimensions (WxDxH)Known for one	Unknown — not stated by the source	11 x 55 x 40 mm
Mouse weightKnown for one	Unknown — not stated by the source	65 g
Poweridentical
Power source typeKnown for one	USB	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 90%	Unknown — not stated by the source
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
Packaging dataidentical
Package widthKnown for one	145 mm	Unknown — not stated by the source
Package depthKnown for one	240 mm	Unknown — not stated by the source
Package heightKnown for one	22 mm	Unknown — not stated by the source
Package weightKnown for one	310 g	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84716060	Unknown — not stated by the source
Products per master (outer) caseKnown for one	40 pc(s)	Unknown — not stated by the source
Master (outer) case widthKnown for one	445 mm	Unknown — not stated by the source
Master (outer) case lengthKnown for one	304 mm	Unknown — not stated by the source
Master (outer) case heightKnown for one	263 mm	Unknown — not stated by the source
Master (outer) case gross weightKnown for one	12.4 kg	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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