4X30H56874 keyboard RF Wireless QWERTY US English 4X30H56874, Full-size (100%), Wireless, RF Wireless, QWERTY
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BrandLenovo
Audio
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Input impedanceQWERTY
Battery
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Product colourBlack
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PurposeUniversal
Camera
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Optical sensor sizeNo
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Windows operating systems supportedYes
Design
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Bezel width (bottom)Lenovo
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Fan connector2.4
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Placement supportedUniversal
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Battery LED indicatorYes
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Connectivity technologyWireless
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Ergonomic designNo
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Fingerprint readerNo
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Full-size keyboardYes
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Keyboard languageUS English
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Keyboard layoutQWERTY
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Keyboard styleStraight
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Numeric keypadYes
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Operating relative humidity (H-H)20 - 95
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Operating temperature (T-T)0 - 40
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Plug and PlayYes
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Protection featuresSplash proof
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Recommended usageUniversal
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Surface colorationMonochromatic
Fax
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Fax forwardingYes
Features
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ColourWireless
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Input connection typeFull-size (100%)
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Input operation voltage (min)Straight
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Number of attachment pointsYes
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Number of cycles20 - 95
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Terminal grip diameter range1
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Timer typeYes
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Tip colourYes
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Device interfaceRF Wireless
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Frequency band2.4
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Pointing deviceNo
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Power source typeBattery
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Security algorithms128-bit AES
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USB hubNo
Input & output capacity
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Envelope feederNo
Keyboard
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Keyboard form factorFull-size (100%)
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Windows keysYes
Lens system
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Number of diaphragm blades0 - 40
Management features
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Bandwidth controlYes
Mounting
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Suitable for TVNo
Mouse
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Mouse includedNo
Other features
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Page yield footnoteBattery
Packaging content
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CPU bracket(s)RF Wireless
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Receiver typeNano receiver
Pen
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Pen number of buttonsBlack
Ports & interfaces
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Serial interfaceMonochromatic
Power
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Input power700
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Power consumption (ready)Nano receiver
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Power over Ethernet (PoE) voltageUniversal
Radio
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Radio Data System (RDS)128-bit AES
Scanning
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Input colour depth164 x 450 x 20
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Input greyscale depthUS English
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Optical scanning resolution (ADF)Yes
Tablet
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Maximum reading heightNo
Technical details
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Picture viewerSplash proof
Vendor information
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Brand NameLenovo
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Warranty1
Weight & dimensions
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Keyboard dimensions (WxDxH)164 x 450 x 20
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Keyboard weight700
Writing speed
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DVD+R M-DISC write speedNo
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