Syba CL-CM-5008-U Usb Interface Stereo Headphone With Buil

<br>1.Over the Head, On the Ear Design Stereo Headset <br><br>2.Sound Chip Built-in Enable This Device to Work with Computer had no Sound Card <br>3.Control on the Cable for Easy Volume, and Mute Control <br><br>4.LED indicator for power and micro mute <br>5.Windows 7 /Vista /Windows XP /Windows ME /Windows 2000 /Windows 98SE <b>Impedance:</b><br> 32 O <br><br><b>Directivity:</b><br> Omnidirectional <br><br><b>Speaker:</b><br> 40 mm <b>Sensitivity:</b><br> 108 dB <br><br><b>Frequency Response:</b><br> 20 Hz - 20,000 Hz <b>Rated Power:</b><br> 100 mW <br><br><b>Microphone Unit:</b><br> 9 x 7 mm at 58 (+-) 2 dB <b>Package Includes :</b><br>USB Stereo Headset with Microphone <b>Item Dimension (L"xW"xH"):</b><br> 8.5 x 11.5 x 3.5 <br><br><b> Weight:</b><br>4.00 lb<br><br><b>Warranty Information</b><br> 1 Year