The Koss Pro4AA Over Ear Headphones were introduced in 1970 as the first dynamic headphones to deliver full frequency and high fidelity performance with noise isolating capabilities.
They remain a staple of studio headphones in the radio and recording industries delivering superior isolation and accurate reproduction and sound intensity.
The first dynamic headphones to deliver true full frequency and high fidelity performance with impressive noise isolating capabilities.
8 foot coiled cord with 6.3 mm (1/4") Plug.
SOUND OF KOSS
Whether youre a sound professional or an audiophile the Pro4AAs delivers the excitement of a live performance with every recording.