ASUS U3000, EN vs Lenovo 60Y9450 keyboard PS/2 Black

Comparison of U3000, EN, 60Y9450

14 specifications	A ASUS U3000, ENView product	B Lenovo 60Y9450 keyboard PS/2 Black Model 60Y9450 View product
Keyboard1 differ
Device interfaceDiffers	USB	PS/2
Keyboard number of keysKnown for one	—Unknown — not stated by the source	85
Design1 differ
Product colourDiffers	White	Black
LED indicatorsKnown for one	—Unknown — not stated by the source	Yes
Featuresidentical
Plug and PlayKnown for one	—Unknown — not stated by the source	No
System requirementsidentical
USB requiredKnown for one	—Unknown — not stated by the source	No
Mac operating systems supportedKnown for one	No	—Unknown — not stated by the source
Other featuresidentical
CompatibilityKnown for one	—Unknown — not stated by the source	ThinkPad Edge 13, E30.
InternalKnown for one	—Unknown — not stated by the source	Yes
Compatible operating systemsKnown for one	Windows 2000, Windows XP, Windows Vista, Windows 7	—Unknown — not stated by the source
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	390 x 140 x 25.4 mm	—Unknown — not stated by the source
Keyboard weightKnown for one	450 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.