Product comparison · 2 keyboards

KeySonic ACK-126 RF vs KeySonic ACK-540 BT

Key differences

Device interface
- ACK-126 RF:RF Wireless
- ACK-540 BT:Bluetooth
Keyboard number of keys
- ACK-126 RF:108
- ACK-540 BT:89
Keyboard dimensions (WxDxH)
- ACK-126 RF:436 x 15 x 143 mm
- ACK-540 BT:291 x 29 x 197 mm
Keyboard weight
- ACK-126 RF:280 g
- ACK-540 BT:657 g

Differences highlightedShow differences only

Comparison of ACK-126 RF, ACK-540 BT
13 specifications	A KeySonic ACK-126 RF View product	B KeySonic ACK-540 BT View product
Keyboard2 differ
Connectivity technology	Wireless	Wireless
Device interfaceDiffers	RF Wireless	Bluetooth
Keyboard number of keysDiffers	108	89
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Designidentical
Product colour	Black	Black
Featuresidentical
Wireless range	10 m	10 m
Poweridentical
Battery type	AAA 1,5 V	AAA 1,5 V
Number of batteries supported	2	2
Mouseidentical
Mouse included	No	No
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	436 x 15 x 143 mm	291 x 29 x 197 mm
Keyboard weightDiffers	280 g	657 g
Other features1 differ
Compatible operating systemsDiffers	Win 98SE / ME / 2000 / XP / Vista	Windows XP / Vista Windows 98SE / ME / 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.