Product comparison · 2 keyboards

Lenovo Preferred Pro USB Keyboard (Business Black) - Danish vs Trust Wireless Optical Deskset 3100A SE

5specifications compared
4differ
1identical
32known for one product only

Key differences

Connectivity technology
- Preferred Pro USB Keyboard (Business Black) - Danish:Wired
- Wireless Optical Deskset 3100A SE:Wireless
Device interface
- Preferred Pro USB Keyboard (Business Black) - Danish:USB
- Wireless Optical Deskset 3100A SE:RF Wireless
Mouse included
- Preferred Pro USB Keyboard (Business Black) - Danish:No
- Wireless Optical Deskset 3100A SE:Yes
Keyboard dimensions (WxDxH)
- Preferred Pro USB Keyboard (Business Black) - Danish:453 x 185 x 34 mm
- Wireless Optical Deskset 3100A SE:480 x 210 x 30 mm

Side by side

Differences highlightedShow differences only

Comparison of Preferred Pro USB Keyboard (Business Black) - Danish, Wireless Optical Deskset 3100A SE
37 specifications	A Lenovo Preferred Pro USB Keyboard (Business Black) - Danish View product	B Trust Wireless Optical Deskset 3100A SE View product
Keyboard2 differ
Recommended usageKnown for one	Office	Unknown — not stated by the source
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard key switchKnown for one	Mechanical	Unknown — not stated by the source
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard languageKnown for one	Danish	Unknown — not stated by the source
Pointing deviceKnown for one	No	Unknown — not stated by the source
Keyboard form factorKnown for one	Full-size (100%)	Unknown — not stated by the source
Numeric keypadKnown for one	Yes	Unknown — not stated by the source
USB hubKnown for one	No	Unknown — not stated by the source
PurposeKnown for one	PC/Server	Unknown — not stated by the source
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Frequency bandKnown for one	Unknown — not stated by the source	0.027 GHz
Designidentical
BacklightKnown for one	No	Unknown — not stated by the source
Keyboard styleKnown for one	Straight	Unknown — not stated by the source
Wrist restKnown for one	No	Unknown — not stated by the source
Product colour	Black	Black
Featuresidentical
Cable lengthKnown for one	2 m	Unknown — not stated by the source
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
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
Buttons quantityKnown for one	Unknown — not stated by the source	5
ScrollKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	8 - 80%	Unknown — not stated by the source
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs	453 x 185 x 34 mm	480 x 210 x 30 mm
Keyboard weightKnown for one	1.27 kg	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84716060	Unknown — not stated by the source
Poweridentical
Battery typeKnown for one	Unknown — not stated by the source	AA / AAA
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Alkaline
System requirementsidentical
Minimum processorKnown for one	Unknown — not stated by the source	Pentium CPU
Minimum RAMKnown for one	Unknown — not stated by the source	64 MB
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	40 MB
Other featuresidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 98, ME, 2000, XP
InternalKnown for one	Unknown — not stated by the source	No
Keyboard function keysKnown for one	Unknown — not stated by the source	3

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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