Philips SHM7110U/27 PC Headset (Discontinued by Manufacturer) The 40 mm speaker driver is made of a composite mylar material for a highly sensitive yet powerful element that delivers sound without audible distortion. For clear and uninterrupted online conversations, this PC headset is the perfect solution as it comes with a highly sensitive microphone that picks up your voices. The special shape and luxurious materials used for the ear cushions ensure a perfect fit for maximum comfort. The ear cushions are shaped in such a way that they perfectly align with the area around a person's ear. No matter how you like to 'feel' your headphones, this unique headband construction will always provide you with a personalized, comfortable fit. With height adjustment, you can comfortably wear the headphone for a much longer period.