Experience the high-quality audio you expect from Poly with a headset that offers PC wideband, a noise-canceling mic, and hi-fi stereo sound options. Dynamic EQ optimizes call quality and automatically adjusts the settings for listening to multimedia. Ideal for managing calls on your PC, mobile phone, or tablet combined with the comfort and durability of a corded headset for greater flexibility. Relax while you talk knowing your headset is secure- lightweight metal headband offers durability plus a custom fit. Leatherette ear cushions fold flat for easy portability. Freedom to work your wayThe Blackwire 3200 Series provides a quality audio experience in a headset thats built for enterprise needs. With a sleek design and flexible microphone boom for a customizable fit, whats not to love? Performance Country of origin China, Mexico Signal-to-Noise Ratio (SNR) 118 dB Operating keys Answer/end call, Mute, Volume +, Volume - Product colour Black Headset type Monaural Recommended usage Bus