Product comparison · 2 keyboards

Lenovo USB Travel Keyboard with UltraNav - Arabic vs Trust Wireless Optical Deskset DS-3400D ES

Key differences

Connectivity technology
- USB Travel Keyboard with UltraNav - Arabic:Wired
- Wireless Optical Deskset DS-3400D ES:Wireless
Device interface
- USB Travel Keyboard with UltraNav - Arabic:USB
- Wireless Optical Deskset DS-3400D ES:RF Wireless
Mouse included
- USB Travel Keyboard with UltraNav - Arabic:No
- Wireless Optical Deskset DS-3400D ES:Yes
Keyboard function keys
- USB Travel Keyboard with UltraNav - Arabic:Yes
- Wireless Optical Deskset DS-3400D ES:12

Differences highlightedShow differences only

Comparison of USB Travel Keyboard with UltraNav - Arabic, Wireless Optical Deskset DS-3400D ES
16 specifications	A Lenovo USB Travel Keyboard with UltraNav - Arabic View product	B Trust Wireless Optical Deskset DS-3400D ES View product
Keyboard2 differ
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Pointing deviceKnown for one	TrackPoint & UltraNav	Unknown — not stated by the source
Featuresidentical
Wireless rangeKnown for one	Unknown — not stated by the source	8 m
Mouse1 differ
Mouse includedDiffers	No	Yes
Movement detection technologyKnown for one	Unknown — not stated by the source	Optical
System requirementsidentical
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No
Other features1 differ
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows Vista, XP
InternalKnown for one	Unknown — not stated by the source	No
Keyboard function keysDiffers	Yes	12
I/O portsKnown for one	2x USB	Unknown — not stated by the source
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	315 x 220 x 22 mm	Unknown — not stated by the source
Keyboard weightKnown for one	530 g	Unknown — not stated by the source

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.