Designed to lend a hand to you when you are engaged in Internet telephony， gaming， education lab or video conferencing， our ME333 USB Computer Gaming Headphones Headset with Microphone will be a necessity for daily use. Its noise cancelling function together with convenient USB port will surely provide you with high quality sound and handy operation daily. It also brings pain-free wearing even if you have worn it for the whole day. Compact and portable， our headset is a go-anywhere device thatyou could take along freely. How about choosing one right now?                                    Features             Adjustable headband， more comfortable to wear<br> With noise cancelling function to guarantee high quality sound<br> High quality headset for clear voice pick-up<br> Humanized design for maximum comfort<br> With a microphone for video-chat or call answering<br> USB port design makes daily use easier <br>                                                            Specifications             Speaker Diameter     1.57" / 40mm    <br> Sensitivity     102dB S.P.L at 1KHz     <br> Frequency Response     20Hz-20，000Hz     <br> Impedance     32ohm    <br> Rated Power     15mW    <br> Power Capability     150mW    <br> Cable Length     78.74" / 2m    <br> Plug Type     USB    <br> With Microphone     Yes    <br> Weight     9.45oz / 268g    <br> Color     Black & Red    <br> Dimensions     (6.69 x 7.28 x 2.76)" / (17 x 18.5 x 7)cm (L x W x H)     <br>                                                             Package Includes            1 x Headphone<br>