HP 643690-331 keyboard USB QWERTY Dutch Black vs HP QY774AT keyboard PS/2 Black

Comparison of 643690-331, QY774AT

24 specifications	A HP 643690-331 keyboard USB QWERTY Dutch Black Model 643690-331 View product	B HP QY774AT keyboard PS/2 Black Model QY774AT View product
Keyboard1 differ
Connectivity technology	Wired	Wired
Device interfaceDiffers	USB	PS/2
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypadKnown for one	—Unknown — not stated by the source	Yes
Purpose	PC/Server	PC/Server
Country of origin	China	China
Keyboard layoutKnown for one	QWERTY	—Unknown — not stated by the source
Keyboard languageKnown for one	Dutch	—Unknown — not stated by the source
Designidentical
Keyboard style	Straight	Straight
Full-size keyboardKnown for one	—Unknown — not stated by the source	Yes
Adjustable keyboard heightKnown for one	—Unknown — not stated by the source	Yes
Product colour	Black	Black
Surface coloration	Monochromatic	Monochromatic
LED indicatorsKnown for one	—Unknown — not stated by the source	Yes
BacklightKnown for one	No	—Unknown — not stated by the source
Wrist restKnown for one	No	—Unknown — not stated by the source
Featuresidentical
Plug and PlayKnown for one	—Unknown — not stated by the source	Yes
Poweridentical
Power source typeKnown for one	—Unknown — not stated by the source	PS/2
Mouseidentical
Mouse included	No	No
System requirementsidentical
Windows operating systems supportedKnown for one	—Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	—Unknown — not stated by the source	Yes
Weight & dimensionsidentical
Keyboard weightKnown for one	—Unknown — not stated by the source	900 g
Packaging contentidentical
Number of products includedKnown for one	—Unknown — not stated by the source	1 pc(s)
Other featuresidentical
InternalKnown 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.