Manhattan 155113 keyboard USB Black vs Manhattan 155120 keyboard PS/2 Black

Comparison of 155113, 155120

13 specifications	A Manhattan 155113 keyboard USB Black Model 155113 View product	B Manhattan 155120 keyboard PS/2 Black Model 155120 View product
Keyboard1 differ
Connectivity technology	Wired	Wired
Device interfaceDiffers	USB	PS/2
Keyboard number of keys	107	107
CertificationKnown for one	—Unknown — not stated by the source	FCC, CE, WEEE
Designidentical
Product colour	Black	Black
Featuresidentical
Cable length	1.3 m	1.3 m
Mouseidentical
Mouse included	No	No
System requirementsidentical
Mac operating systems supportedKnown for one	—Unknown — not stated by the source	No
Operational conditionsidentical
Operating temperature (T-T)	0 - 50 °C	0 - 50 °C
Storage temperature (T-T)	-20 - 60 °C	-20 - 60 °C
Operating relative humidity (H-H)	80 - 95%	80 - 95%
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)	440 x 160 x 20 mm	440 x 160 x 20 mm
Other featuresidentical
Compatible operating systems	Windows 2000/XP/Vista/7	Windows 2000/XP/Vista/7

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.