The Poly Savi 8220 UC Wireless On-Ear Headset in Black is a sleek and versatile headset designed for professional use. With its wireless technology using DECT, Bluetooth, and USB connectivity options, this headset offers flexibility and ease of use. The adjustable headband, volume control, noise cancellation, and built-in microphone enhance the overall user experience. The headset also features a boom microphone for clear audio capture, a microphone mute button, and built-in on/off switch. Perfect for those looking for a stylish and functional headset for their work or personal use.