Trust Wireless Laser Deskset DS-4400D ES vs Trust Wireless Optical Deskset DS-3400D ES

Comparison of Wireless Laser Deskset DS-4400D ES, Wireless Optical Deskset DS-3400D ES

12 specifications	A Trust Wireless Laser Deskset DS-4400D ESView product	B Trust Wireless Optical Deskset DS-3400D ESView 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 technologyDiffers	Laser	Optical
System requirementsidentical
Mac operating systems supported	No	No
Other features1 differ
Compatible operating systemsDiffers	Windows 2000, XP, XP MCE, Vista	Windows Vista, XP
Internal	No	No
Keyboard function keys	12	12

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.