itek ITK04 keyboard USB Black vs itek ITKM227 keyboard USB QWERTY Black

Comparison of ITK04, ITKM227

14 specifications	A itek ITK04 keyboard USB Black Model ITK04 View product	B itek ITKM227 keyboard USB QWERTY Black Model ITKM227 View product
Keyboardidentical
Keyboard layoutKnown for one	—Unknown — not stated by the source	QWERTY
Keyboard number of keysKnown for one	—Unknown — not stated by the source	103
Featuresidentical
USB 2.0 ports quantityKnown for one	—Unknown — not stated by the source	1
Plug and PlayKnown for one	Yes	—Unknown — not stated by the source
Mouseidentical
ScrollKnown for one	—Unknown — not stated by the source	No
System requirements1 differ
Mac operating systems supportedDiffers	Yes	No
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	—Unknown — not stated by the source	412 x 127 x 24 mm
Other features1 differ
Built-in touchpadKnown for one	—Unknown — not stated by the source	No
Compatible operating systemsDiffers	Windows 2000/XP/2003/Vista/Seven Mac OS X Linux	Windows 98/2000/Me/XP/Vista/Seven
InternalKnown for one	No	—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.