Product comparison · 2 keyboards

KeySonic ACK-540 ALU+RF vs KeySonic ACK-540 BT US

31specifications compared
9differ
22identical
9known for one product only

Key differences

Device interface
- ACK-540 ALU+RF:RF Wireless
- ACK-540 BT US:Bluetooth
Wireless range
- ACK-540 ALU+RF:7 m
- ACK-540 BT US:10 m
Power consumption
- ACK-540 ALU+RF:17 mA
- ACK-540 BT US:30 mA
Operating temperature (T-T)
- ACK-540 ALU+RF:-5 - 40 °C
- ACK-540 BT US:0 - 50 °C
Keyboard dimensions (WxDxH)
- ACK-540 ALU+RF:317 x 231 x 26 mm
- ACK-540 BT US:291 x 197 x 29 mm
Keyboard weight
- ACK-540 ALU+RF:1.02 kg
- ACK-540 BT US:657 g
Package dimensions (WxDxH)
- ACK-540 ALU+RF:361 x 288 x 41 mm
- ACK-540 BT US:312 x 245 x 31 mm
Package weight
- ACK-540 ALU+RF:1.28 kg
- ACK-540 BT US:880 g

Side by side

Differences highlightedShow differences only

Comparison of ACK-540 ALU+RF, ACK-540 BT US
40 specifications	A KeySonic ACK-540 ALU+RF View product	B KeySonic ACK-540 BT US View product
Keyboard1 differ
Device interfaceDiffers	RF Wireless	Bluetooth
Keyboard number of keysKnown for one	89	Unknown — not stated by the source
CertificationKnown for one	CE, FCC, BSMI, WEEE	Unknown — not stated by the source
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Designidentical
MaterialKnown for one	Aluminium	Unknown — not stated by the source
Features1 differ
Wireless rangeDiffers	7 m	10 m
Power1 differ
Power consumptionDiffers	17 mA	30 mA
System requirementsidentical
USB requiredKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
Operating temperature (T-T)Differs	-5 - 40 °C	0 - 50 °C
Sustainabilityidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	317 x 231 x 26 mm	291 x 197 x 29 mm
Keyboard weightDiffers	1.02 kg	657 g
Packaging contentidentical
Wireless receiver interfaceKnown for one	USB Type-A	Unknown — not stated by the source
Receiver dimensions (WxDxH)Known for one	63 x 23 x 11.5 mm	Unknown — not stated by the source
Receiver weightKnown for one	9 g	Unknown — not stated by the source
Packaging data2 differ
Package dimensions (WxDxH)Differs	361 x 288 x 41 mm	312 x 245 x 31 mm
Package weightDiffers	1.28 kg	880 g
Other features1 differ
Compatible operating systemsDiffers	Windows 98SE Windows ME Windows 2000 Windows XP Windows Vista	Windows XP Windows Vista Windows 98SE Windows ME Windows 2000

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.

More keyboard comparisons

All keyboard comparisons