Product comparison · 2 keyboards

Trust Wireless Optical Deskset DS-3400D CH vs Trust Wireless Optical Multimedia Deskset DS-3250 CH

Key differences

Buttons quantity
- Wireless Optical Deskset DS-3400D CH:5
- Wireless Optical Multimedia Deskset DS-3250 CH:9
Compatible operating systems
- Wireless Optical Deskset DS-3400D CH:Windows Vista/XP
- Wireless Optical Multimedia Deskset DS-3250 CH:Windows Vista, XP MCE, XP

Differences highlightedShow differences only

Comparison of Wireless Optical Deskset DS-3400D CH, Wireless Optical Multimedia Deskset DS-3250 CH
14 specifications	A Trust Wireless Optical Deskset DS-3400D CH View product	B Trust Wireless Optical Multimedia Deskset DS-3250 CH View product
Keyboardidentical
Connectivity technology	Wireless	Wireless
Device interface	RF Wireless	RF Wireless
Keyboard layout	QWERTY	QWERTY
Frequency band	2.4 GHz	2.4 GHz
Designidentical
Product colour	Black	Black
Featuresidentical
Wireless range	8 m	8 m
Mouse1 differ
Mouse included	Yes	Yes
Movement detection technologyKnown for one	Optical	Unknown — not stated by the source
Buttons quantityDiffers	5	9
Scroll	Yes	Yes
Other features1 differ
Compatible operating systemsDiffers	Windows Vista/XP	Windows Vista, XP MCE, XP
Internal	No	No
Keyboard function keysKnown for one	12	Unknown — not stated by the source
System requirementsidentical
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No

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.