Lenovo 31P8250 keyboard PS/2 Black vs Lenovo K4803A(Ge-b) keyboard USB Black

Comparison of 31P8250, K4803A(Ge-b)

16 specifications	A Lenovo 31P8250 keyboard PS/2 Black Model 31P8250 View product	B Lenovo K4803A(Ge-b) keyboard USB Black Model K4803A(Ge-b) View product
Keyboard1 differ
Connectivity technology	Wired	Wired
Device interfaceDiffers	PS/2	USB
Keyboard number of keysKnown for one	104	—Unknown — not stated by the source
Designidentical
Product colour	Black	Black
LED indicatorsKnown for one	—Unknown — not stated by the source	Yes
Featuresidentical
Cable lengthKnown for one	—Unknown — not stated by the source	1.5 m
Plug and PlayKnown for one	—Unknown — not stated by the source	Yes
USB 2.0 ports quantityKnown for one	—Unknown — not stated by the source	1
Mouseidentical
Mouse included	No	No
System requirementsidentical
USB requiredKnown for one	—Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	—Unknown — not stated by the source	10 - 90%
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	—Unknown — not stated by the source	143 x 450 x 25.95 mm
Keyboard weightKnown for one	—Unknown — not stated by the source	500 g
Packaging contentidentical
Cables includedKnown for one	—Unknown — not stated by the source	USB
Other featuresidentical
Internal	No	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.