This full sized headset model has an in-line microphone and volume control. The microphone is conveniently located high on the cord so it is close to the user"s mouth keeping voices and volume levels in labs quiet. It has a 3.5mm 4-Conductor plug with Stereo Audio and Microphone making it compatible devices such as iPads®, Chromebooks® and more! / Avid Education AE-9092 Headset - Stereo - Black - Mini-phone - Wired - Over-the-head - Binaural - Circumaural / Stereo - Black - Mini-phone - Wired - Over-the-head - Binaural - Circumaural