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
Recommended usage	Office	Office
Connectivity technology	Wireless	Wireless
Device interfaceDiffers	Bluetooth	RF Wireless
Pointing deviceDiffers	Touchpad	Trackball
Keyboard form factor	Mini	Mini
Frequency band	2.4 GHz	2.4 GHz
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
Designidentical
Keyboard style	Straight	Straight
Product colour	Black	Black
Battery LED indicator	Yes	Yes
LED indicators	Yes	Yes
Featuresidentical
Wireless range	10 m	10 m
Plug and Play	Yes	Yes
Power3 differ
Power source type	Battery	Battery
Power consumptionDiffers	30 mA	12 mA
Battery typeDiffers	AAA	AA
Number of batteries supportedDiffers	2	4
Mouseidentical
Mouse included	No	No
System requirementsidentical
USB required	Yes	Yes
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 included	Yes	Yes
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
Batteries included	Yes	Yes
User guide	Yes	Yes
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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