Avid Education AE-55 Headset - Stereo - Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz - 20 kHz - Over-the-head - Binaural - Circumaural - 6 ft Cable.

Stereo Mini-phone (3.5mm) Wired 32 Ohm 20 Hz 20 k Hz Over-the-head Binaural Circumaural 6 ft Cable Bi-directional, Uni-directional, Noise Cancelling Microphone Noise Canceling Blue