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Product comparison · 2 keyboards

HP 640985-L31 keyboard Mouse included RF Wireless QWERTY US International Black vs KeySonic ACK-3400U keyboard Office USB QWERTZ German Black

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  • 13specifications compared
  • 10differ
  • 3identical
  • 33known for one product only

Key differences

  • Connectivity technology
    • Wireless
    • Wired
  • Device interface
    • RF Wireless
    • USB
  • Keyboard layout
    • QWERTY
    • QWERTZ
  • Keyboard language
    • US International
    • German
  • Keyboard form factor
    • Full-size (100%)
    • Mini
  • Numeric keypad
    • Yes
    • No
  • Purpose
    • PC/Server
    • Universal
  • Power source type
    • Battery
    • USB

Side by side

Differences highlightedShow differences only
46 specifications
A

HP

640985-L31 keyboard Mouse included RF Wireless QWERTY US International Black

Model 640985-L31

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B

KeySonic

ACK-3400U keyboard Office USB QWERTZ German Black

Model ACK-3400U

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Keyboard7 differ
Recommended usageKnown for oneOffice
Connectivity technologyDiffersWirelessWired
Device interfaceDiffersRF WirelessUSB
Keyboard key switchKnown for oneMembrane
Keyboard layoutDiffersQWERTYQWERTZ
Keyboard languageDiffersUS InternationalGerman
Pointing deviceKnown for oneNo
Keyboard form factorDiffersFull-size (100%)Mini
Numeric keypadDiffersYesNo
Keyboard number of keysKnown for one77
Windows keysKnown for oneYes
USB hubKnown for oneNo
PurposeDiffersPC/ServerUniversal
Fingerprint readerKnown for oneNo
Frequency bandKnown for one2.4 GHz
Country of originKnown for oneChina
Designidentical
Keyboard styleStraightStraight
Ergonomic designKnown for oneYes
Wrist restNoNo
Product colourBlackBlack
LED indicatorsKnown for oneYes
Featuresidentical
Cable lengthKnown for one1.5 m
Plug and PlayKnown for oneYes
Power1 differ
Power source typeDiffersBatteryUSB
Power consumptionKnown for one100 mA
Mouse1 differ
Mouse includedDiffersYesNo
ScrollKnown for oneYes
Scroll typeKnown for oneWheel
Number of scroll wheelsKnown for one1
System requirementsidentical
Windows operating systems supportedKnown for oneWindows 2000, Windows 98SE, Windows ME, Windows XP Home
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 50 °C
Storage temperature (T-T)Known for one-20 - 65 °C
Operating relative humidity (H-H)Known for one10 - 85%
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one217 x 103 x 14 mm
Keyboard weightKnown for one220 g
Packaging dataidentical
Package widthKnown for one234 mm
Package depthKnown for one138 mm
Package heightKnown for one22 mm
Package weightKnown for one290 g
Other features1 differ
InternalDiffersNoYes
Logistics dataidentical
Products per master (outer) caseKnown for one50 pc(s)
Master (outer) case widthKnown for one588 mm
Master (outer) case lengthKnown for one300 mm
Master (outer) case heightKnown for one266 mm
Master (outer) case gross weightKnown for one16.5 kg
Packaging contentidentical
Wireless receiver interfaceKnown for oneUSB Type-A

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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