DescriptionThis USB headset has a high-definition audio sound that brings you a pleasant leisure time. The comfortable and lightweight design can be worn all day. It feels comfortable and non-intrusive even though many hours talking. You also can use it to play games, listen to music, etc., which is multi-functional and practical.Features- Color: Black.- Material: ABS+PU. - Size: 16.00X15.00X50.00 cm/ 6.29X5.89X19.65 inch. - Plug Model: USB. - Impedance: 32. - Horn Frequency Response: 20Hz-20KHz. - Horn Sensitivity: 115dB. - Rated Output Power: 41MW. - Large Output Power: 84MW. - Voice Level: -78dBA. - Dynamic Range: 78 dBA. - Distortion Rate THD: 0.1%. - Stereo Crosstalk: -52 dBA. -Microphone Sensitivity: -52dB. - Microphone Impedance: 2.2K. - Microphone Frequency Response: 50Hz-15KHz.- The wired headset has clear audio sound with noise canceling that enables a natural listening experience. - Reduces unwanted background noise for clear conversation, brings you an amazing audio experience. - Headphones with adjustable headband to fit all head sizes, and leatherette ear cushion all-day wearing comfort. - Superior quality microphone makes this USB jack phone headset more durable.- Built-in professional volume control button, you can quickly adjust the headset volume up/down, mute/un-mute the microphone.