Product comparison · 2 keyboards

KeySonic ACK-540 RF vs Lenovo 60Y9450 keyboard PS/2 Black

8specifications compared
7differ
1identical
33known for one product only

Key differences

Connectivity technology
- ACK-540 RF:Wireless
- 60Y9450 keyboard PS/2 Black:Wired
Device interface
- ACK-540 RF:RF Wireless
- 60Y9450 keyboard PS/2 Black:PS/2
Keyboard number of keys
- ACK-540 RF:89
- 60Y9450 keyboard PS/2 Black:85
LED indicators
- ACK-540 RF:No
- 60Y9450 keyboard PS/2 Black:Yes
Plug and Play
- ACK-540 RF:Yes
- 60Y9450 keyboard PS/2 Black:No
USB required
- ACK-540 RF:Yes
- 60Y9450 keyboard PS/2 Black:No
Internal
- ACK-540 RF:No
- 60Y9450 keyboard PS/2 Black:Yes

Side by side

Differences highlightedShow differences only

Comparison of ACK-540 RF, 60Y9450
41 specifications	A KeySonic ACK-540 RF View product	B Lenovo 60Y9450 keyboard PS/2 Black Model 60Y9450 View product
Keyboard3 differ
Connectivity technologyDiffers	Wireless	Wired
Device interfaceDiffers	RF Wireless	PS/2
Keyboard layoutKnown for one	QWERTZ	Unknown — not stated by the source
Keyboard form factorKnown for one	Mini	Unknown — not stated by the source
Keyboard number of keysDiffers	89	85
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
CertificationKnown for one	CE, FCC.	Unknown — not stated by the source
Design1 differ
LED indicatorsDiffers	No	Yes
Product colourKnown for one	Unknown — not stated by the source	Black
Features1 differ
Wireless rangeKnown for one	10 m	Unknown — not stated by the source
Plug and PlayDiffers	Yes	No
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Poweridentical
Power consumptionKnown for one	67 mA	Unknown — not stated by the source
Battery typeKnown for one	AAA	Unknown — not stated by the source
Number of batteries supportedKnown for one	4	Unknown — not stated by the source
Mouseidentical
Buttons quantityKnown for one	2	Unknown — not stated by the source
System requirements1 differ
Mac operating systems supportedKnown for one	No	Unknown — not stated by the source
USB requiredDiffers	Yes	No
Operational conditionsidentical
Operating temperature (T-T)Known for one	-5 - 50 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 95%	Unknown — not stated by the source
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	300 x 210 x 20.5 mm	Unknown — not stated by the source
Keyboard weightKnown for one	520, 532	Unknown — not stated by the source
Packaging contentidentical
Receiver dimensions (WxDxH)Known for one	80 x 22 x 14 mm	Unknown — not stated by the source
Receiver weightKnown for one	12 g	Unknown — not stated by the source
Packaging dataidentical
Package dimensions (WxDxH)Known for one	342 x 238 x 27 mm	Unknown — not stated by the source
Package lengthKnown for one	34.2 cm	Unknown — not stated by the source
Package depthKnown for one	238 mm	Unknown — not stated by the source
Package heightKnown for one	27 mm	Unknown — not stated by the source
Package weightKnown for one	316 g	Unknown — not stated by the source
Other features1 differ
Built-in touchpadKnown for one	Yes	Unknown — not stated by the source
Channels quantityKnown for one	256 channels	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 98SE/ME/2000/XP.	Unknown — not stated by the source
InternalDiffers	No	Yes
CompatibilityKnown for one	Unknown — not stated by the source	ThinkPad Edge 13, E30.
Outer cartonidentical
Net weight of outer cartonKnown for one	8.15 kg	Unknown — not stated by the source
Quantity outer cartonKnown for one	20 pc(s)	Unknown — not stated by the source
Logistics dataidentical
Master (outer) case widthKnown for one	570 mm	Unknown — not stated by the source
Master (outer) case lengthKnown for one	345 mm	Unknown — not stated by the source
Master (outer) case heightKnown for one	240 mm	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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