Cyber Acoustics Stereo Headset, headphonewith microphone, great for K12 SchoolClassroom and Education (AC-401) Stereo headset with mute,volume control, andunidirectional noise-cancellingmicrophone Uses two 3.5mm plugs, onefor microphone and one foraudio Soft velvet ear pads Extra durable design andcable provide long lifespan forstudent and computer lab use Also good for business,enterprise, or personal use