Poly Blackwire C3220 USB Type-A Headset

The Poly Blackwire C3220 USB Type-A Headset has noise-canceling feature with flexible boom microphone. The stereo design boasts leatherette-encased, on-ear speakers featuring hearing protection to guard against sounds above 118 dBA. The inline controls can also be used to control music and other multimedia applications. The Poly Blackwire C3220 Headset has USB Type-A cable for connecting to most Macs and Windows PCs. The headset features wideband audio, a noise-canceling microphone, and digital signal processing (DSP). The headphone uses the inline controls to answer/end calls, control volume, and mute to simplify call management and the audio alerts provide call, mute, and volume status. The headset uses lightweight metal headband offers durability and a custom fit, while the ear cushion folds flat for portability. A dynamic EQ feature optimizes the quality of your voice calls, and automatically adjusts the EQ settings for listening to music or for multimedia playback. It has 2 years of warrranty.