The Blackwire 3325 On-Ear Stereo Headset has a flexible boom microphone with noise cancellation tehcnology. The headset weighs 130g with its 7ft. USB-A cord which can be adjusted to a 2ft. 3.5mm plug cable allowing connection to PCs as well as mobile phones and tablets. The headset features call answer/end, volume and mute buttons. 2-year limited warranty. Black.