Product comparison · 2 keyboards

HP 2.4GHz Wireless Keyboard and Mouse vs HP KJ157AA keyboard Mouse included Universal RF Wireless Black

14specifications compared
1differ
13identical
30known for one product only

Key differences

Movement detection technology
- 2.4GHz Wireless Keyboard and Mouse:Laser
- KJ157AA keyboard Mouse included Universal RF Wireless Black:Optical

Side by side

Differences highlightedShow differences only

Comparison of 2.4GHz Wireless Keyboard and Mouse, KJ157AA
44 specifications	A HP 2.4GHz Wireless Keyboard and Mouse View product	B HP KJ157AA keyboard Mouse included Universal RF Wireless Black Model KJ157AA View product
Keyboardidentical
Connectivity technology	Wireless	Wireless
Device interface	RF Wireless	RF Wireless
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypad	Yes	Yes
Purpose	PC/Server	PC/Server
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Country of origin	China	China
Recommended usageKnown for one	Unknown — not stated by the source	Universal
Windows keysKnown for one	Unknown — not stated by the source	Yes
Hot keysKnown for one	Unknown — not stated by the source	Yes
Designidentical
Keyboard style	Straight	Straight
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Battery LED indicatorKnown for one	Yes	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
BacklightKnown for one	Unknown — not stated by the source	No
Wrist restKnown for one	Unknown — not stated by the source	Yes
Product colourKnown for one	Unknown — not stated by the source	Black
Featuresidentical
Wireless rangeKnown for one	10 m	Unknown — not stated by the source
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Battery type	AA	AA
Number of batteries supportedKnown for one	Unknown — not stated by the source	4
Batteryidentical
Battery technologyKnown for one	Alkaline	Unknown — not stated by the source
Mouse1 differ
Mouse included	Yes	Yes
Movement detection technologyDiffers	Laser	Optical
Buttons quantityKnown for one	2	Unknown — not stated by the source
Scroll	Yes	Yes
Scroll type	Wheel	Wheel
Movement resolutionKnown for one	Unknown — not stated by the source	800 DPI
Number of scroll wheelsKnown for one	Unknown — not stated by the source	1
System requirementsidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
USB requiredKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	458.8 x 163.2 x 37.3 mm	Unknown — not stated by the source
Keyboard weightKnown for one	890 g	Unknown — not stated by the source
Mouse dimensions (WxDxH)Known for one	119 x 68.9 x 38.4 mm	Unknown — not stated by the source
Mouse weightKnown for one	80 g	Unknown — not stated by the source
Packaging contentidentical
Receiver included	Yes	Yes
Wireless receiver interfaceKnown for one	USB Type-A	Unknown — not stated by the source
Receiver dimensions (WxDxH)Known for one	18.4 x 57 x 8 mm	Unknown — not stated by the source
Receiver weightKnown for one	7.6 g	Unknown — not stated by the source
User guide	Yes	Yes
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
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.

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