The Sennheiser SC 165 usb Office Headset is designed for call centers, small to medium-sized businesses. The headset is light in weight (97 grams) and flexible. Thanks to the buttons on the cord you can easily take a call. You can easily connect the headset to the USB connector on a PC, for example. Noise reduction on the microphone ensures that the person on the other end of the line does not hear any noise. The headset has 2 speakers, so you don't hear any ambient noise. Foam ear pads are supplied as standard.