Product comparison · 2 keyboards

Lenovo PREFERRED KEYBOARD BLK vs Trust Wireless Optical Deskset 3100A

6specifications compared
6differ
0identical
14known for one product only

Key differences

The Lenovo PREFERRED KEYBOARD BLK has 85 more keyboard keys than the Trust Wireless Optical Deskset 3100A (104 vs 19). Connectivity technology: Wired on the Lenovo PREFERRED KEYBOARD BLK, Wireless on the Trust Wireless Optical Deskset 3100A. Device interface: PS/2 on the Lenovo PREFERRED KEYBOARD BLK, RF Wireless on the Trust Wireless Optical Deskset 3100A. Keyboard dimensions (WxDxH): 185 x 453 x 34 mm on the Lenovo PREFERRED KEYBOARD BLK, 480 x 210 x 30 mm on the Trust Wireless Optical Deskset 3100A.

Connectivity technology
- PREFERRED KEYBOARD BLK:Wired
- Wireless Optical Deskset 3100A:Wireless
Device interface
- PREFERRED KEYBOARD BLK:PS/2
- Wireless Optical Deskset 3100A:RF Wireless
Keyboard number of keys
- PREFERRED KEYBOARD BLK:104
- Wireless Optical Deskset 3100A:19
Keyboard dimensions (WxDxH)
- PREFERRED KEYBOARD BLK:185 x 453 x 34 mm
- Wireless Optical Deskset 3100A:480 x 210 x 30 mm

Side by side

Differences highlightedShow differences only

Comparison of PREFERRED KEYBOARD BLK, Wireless Optical Deskset 3100A
20 specifications	A Lenovo PREFERRED KEYBOARD BLK View product	B Trust Wireless Optical Deskset 3100A View product
Keyboard3 differ
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	PS/2	RF Wireless
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard languageKnown for one	Danish	Unknown — not stated by the source
Keyboard number of keysDiffers	104	19
Featuresidentical
Cable lengthKnown for one	2 m	Unknown — not stated by the source
System requirements1 differ
Mac operating systems supportedKnown for one	No	Unknown — not stated by the source
Minimum system requirementsDiffers	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.	PS/2, CD-ROM, Windows 98/ME/2000/XP, ACPI, Microsoft Office, Internet Explorer.
Minimum processorKnown for one	Unknown — not stated by the source	Pentium
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
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	185 x 453 x 34 mm	480 x 210 x 30 mm
Other features1 differ
CompatibilityDiffers	PC	Microsoft Mouse, IntelliMouse & Windows 2000
I/O portsKnown for one	PS/2	Unknown — not stated by the source
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows 98/ME/2000/XP
Keyboard function keysKnown for one	Unknown — not stated by the source	3
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Poweridentical
Battery typeKnown for one	Unknown — not stated by the source	2 x AA (keyboard) & 2 x AAA (mouse)

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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