What is the difference between a Kensington vs Noble lock slot?

What is the difference between a Kensington vs Noble lock slot? kensington security slot™ Fortunately there's a solution that's just as slim and sleek as the Ultrabook itself The Kensington Security Slot Adapter securely attaches to your Ultrabook kensington security slot™ The push-button design offers one-handed engagement for easy attachment of the T-Bar™ to the industry-standard Kensington Security Slot™ The lock has a 4-wheel

kensington security slot™ An innovative solution to address physical security for ultra-thin devices, Kensington's newest security slot is 70% smaller than the traditional slot, giving

kensington lock slot use ™ to the industry-standard Kensington Security Slot™ found on most laptops The lock has a 4-wheel number code that can be set to any of 10,000 possible icon-SD card reader SD card reader Kensington Lock *Support 140W PD Charging The terms HDMI™, HDMI™ High-Definition Multimedia Interface, HDMI™