USB Port
Parallel Port
Parallel Port
(old style)
 
Advantages
Disadvantages
USB Port
  • Works on laptops that do not have parallel ports
  • Easy to misplace
  • Must be removed before putting your laptop in a travel bag.
Parallel Port
  • Remains securely attached to the computer
  • Can attach to laptops and move around without removing key
  • Some laptops do not have parallel ports
Parallel Port
(old style)		 We no longer ship these keys. You can order a key swap if you want to change to one of the other two keys.