Wired <br />             <strong>Connection:</strong> 3.5MM <br />             <strong>Polar Pattern:</strong> Uni-directional <br />             <strong>Frequency Range:</strong> 75 - 16000Hz <br />             <strong>Impedance:</strong> 2K Ohm <br />             <strong>Sensitivity:</strong> -58db +/- 3db <br />             <strong>Cable Length (cm):</strong> 2.5 +/- 0.3m <br />             <strong>Certificate:</strong> FCC, CE <br />                          <strong>Package weight:</strong> 0.288 kg <br />             <strong>Package Size (L x W x H):</strong> 35.5 x 15.0 x 9.0 cm / 13.95 x 5.90 x 3.54 inches <br />             <strong>Package Contents:</strong> 1 x LH-M2 3.5mm Plug Multimedia Sing Wired Computer Microphone Mic for Voice Chatting for All Kinds of PC Desktop Laptop