Conceptronic USB Keyboard vs Conceptronic CKBUS keyboard USB QWERTY Black

Comparison of CKBES, CKBUS

9 specifications	A Conceptronic USB Keyboard Model CKBES View product	B Conceptronic CKBUS keyboard USB QWERTY Black Model CKBUS View product
System requirementsidentical
Minimum system requirementsKnown for one	USB	—Unknown — not stated by the source
Other features1 differ
Compatible operating systemsDiffers	Win 2000, XP, Vista, 7	Windows 2000/XP/Vista/7
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.