Product comparison · 2 keyboards

Lenovo IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH vs Lenovo PREFERRED KEYBOARD BLK

7specifications compared
3differ
4identical
11known for one product only

Key differences

Connectivity technology: Wireless on the Lenovo IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH, Wired on the Lenovo PREFERRED KEYBOARD BLK. Device interface: RF Wireless on the Lenovo IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH, PS/2 on the Lenovo PREFERRED KEYBOARD BLK. Keyboard dimensions (WxDxH): 465 x 200 x 38 mm on the Lenovo IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH, 185 x 453 x 34 mm on the Lenovo PREFERRED KEYBOARD BLK.

Connectivity technology
- IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH:Wireless
- PREFERRED KEYBOARD BLK:Wired
Device interface
- IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH:RF Wireless
- PREFERRED KEYBOARD BLK:PS/2
Keyboard dimensions (WxDxH)
- IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH:465 x 200 x 38 mm
- PREFERRED KEYBOARD BLK:185 x 453 x 34 mm

Side by side

Differences highlightedShow differences only

Comparison of IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH, PREFERRED KEYBOARD BLK
18 specifications	A Lenovo IBM KEYBOARD WIRELSS ENHANCED PERFORMANCE AND OPTICAL MOUSE DUTCH View product	B Lenovo PREFERRED KEYBOARD BLK View product
Keyboard2 differ
Connectivity technologyDiffers	Wireless	Wired
Device interfaceDiffers	RF Wireless	PS/2
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Keyboard languageKnown for one	Unknown — not stated by the source	Danish
Keyboard number of keys	104	104
Featuresidentical
Cable lengthKnown for one	Unknown — not stated by the source	2 m
System requirementsidentical
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No
Minimum system requirementsKnown for one	Unknown — not stated by the source	The IBM Preferred Pro Full-size Keyboard is supported on IBM or IBM compatible PCs with a PS/2 style mouse or PC-AT keyboard ports.
Operational conditionsidentical
Operating temperature (T-T)	10 - 40 °C	10 - 40 °C
Operating relative humidity (H-H)	8 - 80%	8 - 80%
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs	465 x 200 x 38 mm	185 x 453 x 34 mm
Keyboard weightKnown for one	1.27 kg	Unknown — not stated by the source
Other featuresidentical
Compatibility	PC	PC
I/O portsKnown for one	Unknown — not stated by the source	PS/2
Compatible operating systemsKnown for one	-Microsoft Windows XP -Microsoft Windows 2000	Unknown — not stated by the source
InternalKnown for one	No	Unknown — not stated by the source
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Poweridentical
Battery typeKnown for one	AAA	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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