Lenovo Keyboard Lenovo 3000 vs Lenovo Preferred Pro USB Keyboard - Hungarian

Comparison of Keyboard Lenovo 3000, Preferred Pro USB Keyboard - Hungarian

15 specifications	A Lenovo Keyboard Lenovo 3000View product	B Lenovo Preferred Pro USB Keyboard - HungarianView product
Keyboard1 differ
Connectivity technology	Wired	Wired
Device interfaceDiffers	PS/2	USB
Keyboard number of keysKnown for one	—Unknown — not stated by the source	105
CertificationKnown for one	—Unknown — not stated by the source	TUV-GS - ZH1/618, UL-1950, VCCI, BSMI, C-Tick, CE, CSA C22.2 No. 950-M89, FCC Class B - P15, ICES-003 Class B, IEC-801-2 L3, IEC-950, MIC, NMB-003 Class B
Keyboard layoutKnown for one	QWERTY	—Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Featuresidentical
Cable lengthKnown for one	—Unknown — not stated by the source	2 m
Mouseidentical
Mouse included	No	No
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	—Unknown — not stated by the source	453 x 185 x 34 mm
Keyboard weightKnown for one	—Unknown — not stated by the source	1.27 kg
Other featuresidentical
DepthKnown for one	—Unknown — not stated by the source	7.3 in
HeightKnown for one	—Unknown — not stated by the source	1.3 in
WidthKnown for one	—Unknown — not stated by the source	17.8 in
CompatibilityKnown for one	Lenovo 3000 J	—Unknown — not stated by the source
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.