Features: The microphone can be rotated 300 degrees and can be worn left and right, adapt to different working habits. High quality PU leather ear pad, comfortable to wear for a long time. Ergonomic headphone clip design, it can be stretched freely, fit the head, reduce the pressure. High clear voice call, adopt anti noise microphone and noise elimination technology to establish a good and comfortable communication environment. With mute and volume control button on the USB cable, make your work more convenient. Drive free, plug and play. Compatible with Windows 2000/XP/Vista/Win 7/Mac OS X and other operating systems. Specifications: Material: ABS Type: Call Center Headset Output Mode: Single-sided Headphone Interface: USB 2.0 Interface Packing List: 1 * Headset