Product comparison · 2 keyboards

Lenovo 4X30L79912 keyboard Mouse included Office USB English, Russian Black vs NGS Epsilon Kit

18specifications compared
4differ
14identical
21known for one product only

Key differences

Connectivity technology
- 4X30L79912 keyboard Mouse included Office USB English, Russian Black:Wired
- Epsilon Kit:Wireless
Device interface
- 4X30L79912 keyboard Mouse included Office USB English, Russian Black:USB
- Epsilon Kit:RF Wireless
Keyboard key switch
- 4X30L79912 keyboard Mouse included Office USB English, Russian Black:Membrane
- Epsilon Kit:Mechanical
Movement resolution
- 4X30L79912 keyboard Mouse included Office USB English, Russian Black:1000 DPI
- Epsilon Kit:1600 DPI

Side by side

Differences highlightedShow differences only

Comparison of 4X30L79912, Epsilon Kit
39 specifications	A Lenovo 4X30L79912 keyboard Mouse included Office USB English, Russian Black Model 4X30L79912 View product	B NGS Epsilon Kit View product
Keyboard3 differ
Recommended usageKnown for one	Office	Unknown — not stated by the source
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard key switchDiffers	Membrane	Mechanical
Keyboard languageKnown for one	English, Russian	Unknown — not stated by the source
Pointing device	No	No
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypad	Yes	Yes
Hot keys	Yes	Yes
USB hub	No	No
PurposeKnown for one	PC/Server	Unknown — not stated by the source
Fingerprint reader	No	No
Silent keysKnown for one	Yes	Unknown — not stated by the source
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Windows keysKnown for one	Unknown — not stated by the source	Yes
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Designidentical
Backlight	No	No
Keyboard style	Straight	Straight
Wrist rest	No	No
Product colour	Black	Black
Surface coloration	Monochromatic	Monochromatic
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Built-in displayKnown for one	Unknown — not stated by the source	No
Featuresidentical
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Card reader integratedKnown for one	Unknown — not stated by the source	No
Poweridentical
Power source typeKnown for one	USB	Unknown — not stated by the source
Mouse1 differ
Mouse included	Yes	Yes
Form factorKnown for one	Right-hand	Unknown — not stated by the source
Movement detection technology	Optical	Optical
Movement resolutionDiffers	1000 DPI	1600 DPI
Buttons quantityKnown for one	3	Unknown — not stated by the source
Scroll	Yes	Yes
Scroll typeKnown for one	Wheel	Unknown — not stated by the source
Scrolling directionsKnown for one	Vertical	Unknown — not stated by the source
Number of scroll wheelsKnown for one	1	Unknown — not stated by the source
Packaging contentidentical
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)
Wireless receiver interfaceKnown for one	Unknown — not stated by the source	USB Type-A
Receiver typeKnown for one	Unknown — not stated by the source	Nano receiver
Other featuresidentical
InternalKnown for one	Unknown — not stated by the source	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.

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