Lenovo ThinkPad 55Y9017 keyboard USB vs Lenovo Enhanced Performance USB Keyboard

Comparison of 55Y9017, Enhanced Performance USB Keyboard

18 specifications	A Lenovo ThinkPad 55Y9017 keyboard USB Model 55Y9017 View product	B Lenovo Enhanced Performance USB KeyboardView product
Keyboard1 differ
Connectivity technology	Wired	Wired
Device interface	USB	USB
Keyboard layoutKnown for one	—Unknown — not stated by the source	QWERTY
CertificationDiffers	BSMI, C-Tick, CE, CSA 22.2, FCC Class B, TÜV, UL-1950, VCCI	- FCC Part 15, Class B - UL 1950 (E164844) - CSA C22.2 #0950-M89 (LR94275) - Canada ICES-003 Class B; Canada NMB-003, Class B) - CE (IEC 950, IEC 801-2, Level 3) - TUV-GS ZH1/618 (R9552884) - VCCI - C-Tick - MOC - BSMI - MIC
Mouseidentical
Mouse included	No	No
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	10 - 40 °C
Operating relative humidity (H-H)Known for one	—Unknown — not stated by the source	8 - 80%
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs	338 x 251 x 37 mm	465 x 200 x 38 mm
Packaging dataidentical
Package dimensions (WxDxH)Known for one	—Unknown — not stated by the source	512 x 225 x 57 mm
Other featuresidentical
CompatibilityKnown for one	—Unknown — not stated by the source	ThinkPad
Compatible operating systemsKnown for one	—Unknown — not stated by the source	- Microsoft Windows XP - Microsoft Windows 2000 - Microsoft Vista
DepthKnown for one	—Unknown — not stated by the source	7.9 in
HeightKnown for one	—Unknown — not stated by the source	1.5 in
InternalKnown for one	—Unknown — not stated by the source	Yes
WidthKnown for one	—Unknown — not stated by the source	18.3 in
Weight (imperial)Known for one	—Unknown — not stated by the source	1.27 kg (2.8 lbs)
I/O portsKnown for one	—Unknown — not stated by the source	2 x USB
Technical featuresKnown for one	TrackPoint Function (Fn) key	—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.