Product comparison · 2 keyboards

KeySonic ACK-540BT keyboard USB QWERTZ Black vs KeySonic ACK-595C+ keyboard USB + PS/2 QWERTZ White

Key differences

Device interface
- ACK-540BT keyboard USB QWERTZ Black:USB
- ACK-595C+ keyboard USB + PS/2 QWERTZ White:USB + PS/2
Product colour
- ACK-540BT keyboard USB QWERTZ Black:Black
- ACK-595C+ keyboard USB + PS/2 QWERTZ White:White
Keyboard dimensions (WxDxH)
- ACK-540BT keyboard USB QWERTZ Black:291 x 197 x 29 mm
- ACK-595C+ keyboard USB + PS/2 QWERTZ White:291 x 154 x 29 mm
Keyboard weight
- ACK-540BT keyboard USB QWERTZ Black:657 g
- ACK-595C+ keyboard USB + PS/2 QWERTZ White:580 g
Package dimensions (WxDxH)
- ACK-540BT keyboard USB QWERTZ Black:312 x 245 x 31 mm
- ACK-595C+ keyboard USB + PS/2 QWERTZ White:312 x 205 x 31 mm
Package weight
- ACK-540BT keyboard USB QWERTZ Black:880 g
- ACK-595C+ keyboard USB + PS/2 QWERTZ White:760 g
Case or master carton dimensions (W x D x H)
- ACK-540BT keyboard USB QWERTZ Black:520 x 335 x 335 mm
- ACK-595C+ keyboard USB + PS/2 QWERTZ White:440 x 335 x 325 mm

Differences highlightedShow differences only

Comparison of ACK-540BT, ACK-595C+
25 specifications	A KeySonic ACK-540BT keyboard USB QWERTZ Black Model ACK-540BT View product	B KeySonic ACK-595C+ keyboard USB + PS/2 QWERTZ White Model ACK-595C+ View product
Keyboard1 differ
Device interfaceDiffers	USB	USB + PS/2
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	White
Featuresidentical
Wireless rangeKnown for one	10 m	Unknown — not stated by the source
Cable lengthKnown for one	Unknown — not stated by the source	1.9 m
Poweridentical
Battery typeKnown for one	AAA	Unknown — not stated by the source
Number of batteries supportedKnown for one	2	Unknown — not stated by the source
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	291 x 197 x 29 mm	291 x 154 x 29 mm
Keyboard weightDiffers	657 g	580 g
Packaging data2 differ
Package dimensions (WxDxH)Differs	312 x 245 x 31 mm	312 x 205 x 31 mm
Package weightDiffers	880 g	760 g
Other features1 differ
Compatible operating systemsDiffers	Win 98SE / ME / 2000/ Vista/ XP	Win 98SE / ME / 2000 / XP / Vista
Logistics data1 differ
Case or master carton dimensions (W x D x H)Differs	520 x 335 x 335 mm	440 x 335 x 325 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.