Koss Corporation (NASDAQ Symbol: KOSS), the U.S. based high-fidelity Stereophone manufacturer and creator of the world's first SP3 Stereophone in 1958, celebrates the 40th Anniversary of the Koss Porta Pro with the introduction of the next generation Koss Porta Pro Wireless Bluetooth Headphones.

The evolutionary Koss Porta Pro Wireless combines the legendary sound and the iconic design of the Koss Porta Pro Classic headphones with the convenience and freedom of true wireless, with Bluetooth.

Koss Corporation, the U.S.- based creator of the world's first SP3 Stereophone in 1958, has unveiled STRIVA, a revolutionary new headphone and in-ear monitor system with Wi-Fi technology that receives music directly from the Internet without wires.

"54 years ago my father revolutionized personal listening with the first Koss SP3 stereophone," Michael J. Koss, President and CEO said. "Today, thanks to the Internet, the revolution is in the air. Now all of your favorite music can be streamed directly from the Internet to our new headphones and in-ear monitors without wires using Koss STRIVA technology."

Koss Corporation, the Milwaukee, Wisconsin based high fidelity stereophone manufacturer and inventor of the world's first SP/3 Stereophone in 1958, has revolutionized the world renowned Porta Pro.

Porta Pro KTC, the most sophisticated version of the Porta Pro, features a new technological upgrade which brings listeners closer to the music they love. Koss Touch Control (KTC) remote and microphone technology, made for iPhone, iPad and iPod, gives listeners more control in fewer steps. Now listeners are able to stay connected, shuffle songs and adjust volume with the flick of a switch.