Headphones have come a long way in the past 100 years, revolutionizing the way we consume media and the way we communicate. In addition to sets that transmit with extremely high fidelity, other notable advancements include wireless headphones, Bluetooth headsets and headsets that include a microphone which can be connected to telephones or computers.
As portable media consumption continues to rise with smartphones and tablets, the need for headphones will be greater than ever.