Kensington K39521 QWERTY Bluetooth Black vs Kensington SecureBack Bluetooth Black

Comparison of K39521, SecureBack

20 specifications	A Kensington K39521 QWERTY Bluetooth Black Model K39521 View product	B Kensington SecureBack Bluetooth Black Model SecureBack View product
Keyboardidentical
Keyboard layoutKnown for one	QWERTY	—Unknown — not stated by the source
Numeric keypadKnown for one	No	—Unknown — not stated by the source
Full-size keyboardKnown for one	No	—Unknown — not stated by the source
Performance1 differ
CompatibilityDiffers	Apple iPad 2	iPad 3
Product colour	Black	Black
Housing materialKnown for one	Leather	—Unknown — not stated by the source
LED indicatorsKnown for one	Yes	—Unknown — not stated by the source
Brand compatibilityKnown for one	—Unknown — not stated by the source	Apple
Maximum screen sizeKnown for one	—Unknown — not stated by the source	24.6 cm (9.7")
CoverKnown for one	—Unknown — not stated by the source	Yes
Protection featuresKnown for one	—Unknown — not stated by the source	Scratch resistant, Solvent resistant
Ports & interfacesidentical
Connectivity technology	Wireless	Wireless
Device interface	Bluetooth	Bluetooth
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
Packaging contentidentical
Mouse includedKnown for one	No	—Unknown — not stated by the source
User guideKnown for one	Yes	—Unknown — not stated by the source
Other featuresidentical
Bluetooth	Yes	Yes
Keyboard form factorKnown for one	Mini	—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.