Product comparison · 2 keyboards

KeySonic ACK-3400U (DE) vs KeySonic ACK-540 RF

17specifications compared
12differ
5identical
30known for one product only

Key differences

Connectivity technology
- ACK-3400U (DE):Wired
- ACK-540 RF:Wireless
Device interface
- ACK-3400U (DE):USB
- ACK-540 RF:RF Wireless
Keyboard number of keys
- ACK-3400U (DE):77
- ACK-540 RF:89
Certification
- ACK-3400U (DE):CE, FCC
- ACK-540 RF:CE, FCC.
LED indicators
- ACK-3400U (DE):Yes
- ACK-540 RF:No
Operating temperature (T-T)
- ACK-3400U (DE):0 - 50 °C
- ACK-540 RF:-5 - 50 °C
Operating relative humidity (H-H)
- ACK-3400U (DE):10 - 85%
- ACK-540 RF:10 - 95%
Keyboard dimensions (WxDxH)
- ACK-3400U (DE):218 x 103 x 15 mm
- ACK-540 RF:300 x 210 x 20.5 mm

Side by side

Differences highlightedShow differences only

Comparison of ACK-3400U (DE), ACK-540 RF
47 specifications	A KeySonic ACK-3400U (DE)View product	B KeySonic ACK-540 RF View product
Keyboard4 differ
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard layout	QWERTZ	QWERTZ
Keyboard form factor	Mini	Mini
Keyboard number of keysDiffers	77	89
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
CertificationDiffers	CE, FCC	CE, FCC.
Recommended usageKnown for one	Office	Unknown — not stated by the source
PurposeKnown for one	Laptop	Unknown — not stated by the source
Design1 differ
LED indicatorsDiffers	Yes	No
Keyboard styleKnown for one	Straight	Unknown — not stated by the source
Ergonomic designKnown for one	Yes	Unknown — not stated by the source
Product colourKnown for one	Black	Unknown — not stated by the source
Featuresidentical
Wireless rangeKnown for one	Unknown — not stated by the source	10 m
Plug and Play	Yes	Yes
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Cable lengthKnown for one	1.5 m	Unknown — not stated by the source
Poweridentical
Power consumptionKnown for one	Unknown — not stated by the source	67 mA
Battery typeKnown for one	Unknown — not stated by the source	AAA
Number of batteries supportedKnown for one	Unknown — not stated by the source	4
Power source typeKnown for one	USB	Unknown — not stated by the source
Mouseidentical
Mouse included	No	No
Buttons quantityKnown for one	Unknown — not stated by the source	2
System requirementsidentical
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No
USB requiredKnown for one	Unknown — not stated by the source	Yes
Windows operating systems supportedKnown for one	Windows 2000, Windows ME, Windows XP Home	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 50 °C	-5 - 50 °C
Storage temperature (T-T)	-20 - 65 °C	-20 - 65 °C
Operating relative humidity (H-H)Differs	10 - 85%	10 - 95%
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	218 x 103 x 15 mm	300 x 210 x 20.5 mm
Keyboard weightDiffers	250 g	520, 532
Packaging contentidentical
Receiver dimensions (WxDxH)Known for one	Unknown — not stated by the source	80 x 22 x 14 mm
Receiver weightKnown for one	Unknown — not stated by the source	12 g
Packaging data2 differ
Package dimensions (WxDxH)Differs	232 x 138 x 27 mm	342 x 238 x 27 mm
Package lengthKnown for one	Unknown — not stated by the source	34.2 cm
Package depthKnown for one	Unknown — not stated by the source	238 mm
Package heightKnown for one	Unknown — not stated by the source	27 mm
Package weightDiffers	350 g	316 g
Other features1 differ
Built-in touchpadKnown for one	Unknown — not stated by the source	Yes
Channels quantityKnown for one	Unknown — not stated by the source	256 channels
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 98SE/ME/2000/XP.
InternalDiffers	Yes	No
Outer cartonidentical
Net weight of outer cartonKnown for one	Unknown — not stated by the source	8.15 kg
Quantity outer cartonKnown for one	Unknown — not stated by the source	20 pc(s)
Logistics dataidentical
Master (outer) case widthKnown for one	Unknown — not stated by the source	570 mm
Master (outer) case lengthKnown for one	Unknown — not stated by the source	345 mm
Master (outer) case heightKnown for one	Unknown — not stated by the source	240 mm

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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