Product comparison · 2 keyboards

KeySonic ACK-540 BT US vs KeySonic KSK-5200 RFM US

30specifications compared
14differ
16identical
7known for one product only

Key differences

Device interface
- ACK-540 BT US:Bluetooth
- KSK-5200 RFM US:RF Wireless
Pointing device
- ACK-540 BT US:Touchpad
- KSK-5200 RFM US:Trackball
Power consumption
- ACK-540 BT US:30 mA
- KSK-5200 RFM US:12 mA
Battery type
- ACK-540 BT US:AAA
- KSK-5200 RFM US:AA
Number of batteries supported
- ACK-540 BT US:2
- KSK-5200 RFM US:4
Operating temperature (T-T)
- ACK-540 BT US:0 - 50 °C
- KSK-5200 RFM US:-2 - 50 °C
Storage temperature (T-T)
- ACK-540 BT US:-20 - 65 °C
- KSK-5200 RFM US:-25 - 70 °C
Operating relative humidity (H-H)
- ACK-540 BT US:10 - 85%
- KSK-5200 RFM US:0 - 95%

Side by side

Differences highlightedShow differences only

Comparison of ACK-540 BT US, KSK-5200 RFM US
37 specifications	A KeySonic ACK-540 BT US View product	B KeySonic KSK-5200 RFM US View product
Keyboard2 differ
Device interfaceDiffers	Bluetooth	RF Wireless
Pointing deviceDiffers	Touchpad	Trackball
CertificationKnown for one	Unknown — not stated by the source	CE, FCC, WEEE, REACH
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Power3 differ
Power consumptionDiffers	30 mA	12 mA
Battery typeDiffers	AAA	AA
Number of batteries supportedDiffers	2	4
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 2000, Windows 98, Windows ME	Unknown — not stated by the source
Operational conditions4 differ
Operating temperature (T-T)Differs	0 - 50 °C	-2 - 50 °C
Storage temperature (T-T)Differs	-20 - 65 °C	-25 - 70 °C
Operating relative humidity (H-H)Differs	10 - 85%	0 - 95%
Storage relative humidity (H-H)Differs	10 - 85%	0 - 95%
Sustainabilityidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	291 x 197 x 29 mm	388 x 185 x 42 mm
Keyboard weightDiffers	657 g	726 g
Packaging contentidentical
Receiver dimensions (WxDxH)Known for one	Unknown — not stated by the source	60 x 15 x 10 mm
Receiver weightKnown for one	Unknown — not stated by the source	5 g
Packaging data2 differ
Package dimensions (WxDxH)Differs	312 x 245 x 31 mm	400 x 218 x 48 mm
Package weightDiffers	880 g	1.02 kg
Other features1 differ
Compatible operating systemsDiffers	Windows XP Windows Vista Windows 98SE Windows ME Windows 2000	Windows 2000 Windows XP Windows Vista Windows 7
Built-in touchpadKnown for one	Yes	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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