Product comparison · 2 keyboards

KeySonic ACK-340U+ (DE) vs Lenovo 51J0179 keyboard USB Black

7specifications compared
3differ
4identical
17known for one product only

Key differences

Cable length
- ACK-340U+ (DE):1.5 m
- 51J0179 keyboard USB Black:2.3 m
Keyboard dimensions (WxDxH)
- ACK-340U+ (DE):218 x 218 x 21 mm
- 51J0179 keyboard USB Black:457 x 185 x 35 mm
Keyboard weight
- ACK-340U+ (DE):310 g
- 51J0179 keyboard USB Black:1.06 kg

Side by side

Differences highlightedShow differences only

Comparison of ACK-340U+ (DE), 51J0179
24 specifications	A KeySonic ACK-340U+ (DE)View product	B Lenovo 51J0179 keyboard USB Black Model 51J0179 View product
Keyboardidentical
Recommended usageKnown for one	Office	Unknown — not stated by the source
Connectivity technology	Wired	Wired
Device interface	USB	USB
Keyboard layoutKnown for one	QWERTZ	Unknown — not stated by the source
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Keyboard form factorKnown for one	Mini	Unknown — not stated by the source
Keyboard number of keysKnown for one	77	Unknown — not stated by the source
Designidentical
Keyboard styleKnown for one	Straight	Unknown — not stated by the source
Ergonomic designKnown for one	Yes	Unknown — not stated by the source
Product colour	Black	Black
LED indicatorsKnown for one	Status	Unknown — not stated by the source
Features1 differ
Cable lengthDiffers	1.5 m	2.3 m
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Mouseidentical
Mouse included	No	No
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 2000, Windows 98, Windows ME, Windows Vista Home Premium, Windows XP Home	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 50 °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	10 - 85%	Unknown — not stated by the source
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	218 x 218 x 21 mm	457 x 185 x 35 mm
Keyboard weightDiffers	310 g	1.06 kg
Other featuresidentical
Built-in touchpadKnown for one	Yes	Unknown — not stated by the source
InternalKnown for one	No	Unknown — not stated by the source
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP, Windows Vista, Windows 7

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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