Stereo headset with unidirectional noise-cancelling microphone Uses two 3.5mm plugs, one for microphone and one for audio Easy to clean leatherette ear pads; Compatible with most PC computers. (Not compatible with Chromebook, tablets, or Mac) Extra durable design and cable provide long lifespan for student and computer lab use 30 mm dynamic drivers, frequency for headset 20-20KHz and Microphone 100-16KHz The perfect PC headset that uses both a microphone input jack and a headphone jack. It has a long durable 7' cord. Ambidextrous flexible microphone boom that allows for convenient use on either right or left side. The adjustable headband makes it a great fit for any age. Speech / voice recognition ready. 30mm drivers.