Product comparison · 2 mobile device keyboards

Kensington K39521 QWERTY Bluetooth Black vs Samsung AA-RD7NMKD QWERTY docking connector Blue

9specifications compared
4differ
5identical
15known for one product only

Key differences

Compatibility
- K39521 QWERTY Bluetooth Black:Apple iPad 2
- AA-RD7NMKD QWERTY docking connector Blue:Samsung ATIV 500T
Product colour
- K39521 QWERTY Bluetooth Black:Black
- AA-RD7NMKD QWERTY docking connector Blue:Blue
Connectivity technology
- K39521 QWERTY Bluetooth Black:Wireless
- AA-RD7NMKD QWERTY docking connector Blue:Docking
Device interface
- K39521 QWERTY Bluetooth Black:Bluetooth
- AA-RD7NMKD QWERTY docking connector Blue:docking connector

Side by side

Differences highlightedShow differences only

Comparison of K39521, AA-RD7NMKD
24 specifications	A Kensington K39521 QWERTY Bluetooth Black Model K39521 View product	B Samsung AA-RD7NMKD QWERTY docking connector Blue Model AA-RD7NMKD View product
Keyboardidentical
Keyboard layout	QWERTY	QWERTY
Numeric keypad	No	No
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	No	Unknown — not stated by the source
Performance2 differ
CompatibilityDiffers	Apple iPad 2	Samsung ATIV 500T
Product colourDiffers	Black	Blue
Housing materialKnown for one	Leather	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces2 differ
Connectivity technologyDiffers	Wireless	Docking
Device interfaceDiffers	Bluetooth	docking connector
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	2
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Wireless rangeKnown for one	10 m	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
Mouse included	No	No
User guide	Yes	Yes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C
Other featuresidentical
Built-in touchpadKnown for one	Unknown — not stated by the source	Yes
Keyboard form factor	Mini	Mini
BluetoothKnown for one	Yes	Unknown — not stated by the source
Power source typeKnown for one	Battery	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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