Product comparison · 2 keyboards

Lenovo Business Black Preferred Pro USB Keyboard - Portuguese vs Lenovo Enhanced Performance Wireless USB Keyboard & Optical Mouse - French

Key differences

Connectivity technology
- Business Black Preferred Pro USB Keyboard - Portuguese:Wired
- Enhanced Performance Wireless USB Keyboard & Optical Mouse - French:Wireless
Device interface
- Business Black Preferred Pro USB Keyboard - Portuguese:USB
- Enhanced Performance Wireless USB Keyboard & Optical Mouse - French:RF Wireless
Mouse included
- Business Black Preferred Pro USB Keyboard - Portuguese:No
- Enhanced Performance Wireless USB Keyboard & Optical Mouse - French:Yes
Keyboard dimensions (WxDxH)
- Business Black Preferred Pro USB Keyboard - Portuguese:453 x 185 x 34 mm
- Enhanced Performance Wireless USB Keyboard & Optical Mouse - French:465 x 200 x 38 mm

Differences highlightedShow differences only

Comparison of Business Black Preferred Pro USB Keyboard - Portuguese, Enhanced Performance Wireless USB Keyboard & Optical Mouse - French
17 specifications	A Lenovo Business Black Preferred Pro USB Keyboard - Portuguese View product	B Lenovo Enhanced Performance Wireless USB Keyboard & Optical Mouse - French View product
Keyboard2 differ
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Designidentical
Product colour	Black	Black
Poweridentical
Battery typeKnown for one	Unknown — not stated by the source	AAA / AA
Mouse1 differ
Mouse includedDiffers	No	Yes
Movement detection technologyKnown for one	Unknown — not stated by the source	Optical
Movement resolutionKnown for one	Unknown — not stated by the source	800 DPI
ScrollKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs	453 x 185 x 34 mm	465 x 200 x 38 mm
Keyboard weightKnown for one	1.27 kg	Unknown — not stated by the source
Other featuresidentical
DepthKnown for one	7.3 in	Unknown — not stated by the source
HeightKnown for one	1.3 in	Unknown — not stated by the source
InternalKnown for one	No	Unknown — not stated by the source
WidthKnown for one	17.8 in	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.