Trust Wireless Laser Deskset DS-4400D IT vs Trust Wireless Optical Multimedia Deskset Ds-3250 IT

Comparison of Wireless Laser Deskset DS-4400D IT, Wireless Optical Multimedia Deskset Ds-3250 IT

13 specifications	A Trust Wireless Laser Deskset DS-4400D ITView product	B Trust Wireless Optical Multimedia Deskset Ds-3250 ITView 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	Laser	—Unknown — not stated by the source
Buttons quantityDiffers	5	9
Scroll	Yes	Yes
System requirementsidentical
Mac operating systems supported	No	No
Other features1 differ
Compatible operating systemsDiffers	Windows 2000, XP, XP MCE, Vista	Windows Vista, XP MCE, XP, 2000
Internal	No	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.