Introduction to Rocks
What are Headphones?
Headphones are audio devices worn on or around the head over a user's ears. They allow a person to listen
to audio privately without disturbing others.
Types of Headphones
1. Over-Ear Headphones: Enclose the entire ear and provide high sound quality and comfort.
2. On-Ear Headphones: Rest on the ears and are more compact than over-ear models.
3. In-Ear Headphones (Earbuds): Inserted into the ear canal, highly portable and commonly used with mobile
devices.
4. Wireless and Bluetooth Headphones: Use wireless technology for connectivity, offering freedom of
movement.
History of Headphones
Headphones were first developed in the early 20th century for telephone and radio use. They have evolved
significantly, especially with the rise of personal music devices in the late 20th century.
Uses of Headphones
Headphones are used for personal entertainment, professional audio work, communication, and noise
isolation. They are essential tools in broadcasting, gaming, aviation, and many other industries.
Recent Innovations
Modern headphones feature active noise cancellation, voice assistant integration, high-fidelity audio, and
ergonomic designs for prolonged use. Brands like Sony, Bose, and Apple are leading in innovation.