Product comparison · 2 keyboards

KeySonic ACK-340RF+ keyboard RF Wireless German Black vs KeySonic ACK-540RF+ keyboard RF Wireless German Black

34specifications compared
8differ
26identical
9known for one product only

Key differences

Operating temperature (T-T)
- ACK-340RF+ keyboard RF Wireless German Black:-5 - 50 °C
- ACK-540RF+ keyboard RF Wireless German Black:-5 - 40 °C
Operating relative humidity (H-H)
- ACK-340RF+ keyboard RF Wireless German Black:10 - 85%
- ACK-540RF+ keyboard RF Wireless German Black:-10 - 85%
Keyboard dimensions (WxDxH)
- ACK-340RF+ keyboard RF Wireless German Black:218 x 150 x 21 mm
- ACK-540RF+ keyboard RF Wireless German Black:291 x 197 x 29 mm
Keyboard weight
- ACK-340RF+ keyboard RF Wireless German Black:280 g
- ACK-540RF+ keyboard RF Wireless German Black:657 g
Weight
- ACK-340RF+ keyboard RF Wireless German Black:280 g
- ACK-540RF+ keyboard RF Wireless German Black:657 g
Package dimensions (WxDxH)
- ACK-340RF+ keyboard RF Wireless German Black:242 x 192 x 31 mm
- ACK-540RF+ keyboard RF Wireless German Black:312 x 245 x 31 mm
Package weight
- ACK-340RF+ keyboard RF Wireless German Black:480 g
- ACK-540RF+ keyboard RF Wireless German Black:890 g

Side by side

Differences highlightedShow differences only

Comparison of ACK-340RF+, ACK-540RF+
43 specifications	A KeySonic ACK-340RF+ keyboard RF Wireless German Black Model ACK-340RF+ View product	B KeySonic ACK-540RF+ keyboard RF Wireless German Black Model ACK-540RF+ View product
Keyboardidentical
Keyboard number of keysKnown for one	Unknown — not stated by the source	89
Designidentical
Surface colorationKnown for one	Unknown — not stated by the source	Monochromatic
Battery LED indicatorKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
MaterialKnown for one	Plastic	Unknown — not stated by the source
Poweridentical
Power consumptionKnown for one	Unknown — not stated by the source	17 mA
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Alkaline
Mouseidentical
Mouse battery typeKnown for one	AAA	Unknown — not stated by the source
System requirements1 differ
Windows operating systems supportedDiffers	Windows 2000, Windows 2000 Professional, Windows 98, Windows 98SE, Windows ME, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, W	Windows 2000, Windows 2000 Professional, Windows 98SE, Windows ME, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Ho
Operational conditions2 differ
Operating temperature (T-T)Differs	-5 - 50 °C	-5 - 40 °C
Operating relative humidity (H-H)Differs	10 - 85%	-10 - 85%
Weight & dimensions3 differ
Keyboard dimensions (WxDxH)Differs	218 x 150 x 21 mm	291 x 197 x 29 mm
Keyboard weightDiffers	280 g	657 g
WeightDiffers	280 g	657 g
Packaging contentidentical
Receiver typeKnown for one	Unknown — not stated by the source	Standard receiver
Packaging data2 differ
Package dimensions (WxDxH)Differs	242 x 192 x 31 mm	312 x 245 x 31 mm
Package weightDiffers	480 g	890 g

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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