Class-E, Education technology, Created and designed by teachers, Class-E adheres to the timeless principles of education while allowing the teacher to enhance the everyday classroom experience.

The original and lauded DR-2 Classé amplifier was an unconventional product; a stereo amp of only 25W working in Class A. It inspired the company name and inspired those music lovers with the good fortune to own one.

Definition and Usage. The .class selector selects elements with a specific class attribute.. To select elements with a specific class, write a period (.) character, followed by the name of the class.