Features  Brand: Kaku  Headset type:  Stuffing (lid)  Connection type:  Wired  Connection interface:  Mini jack 3.5 mm  Structure:  Classic  Port type:  Mini jack 3.5 mm  Microphone in the set:  Yes  Voice:  Stereo  Acoustic shaping:  Closed  Noise suffocation:  No.  Sound insulation:  Yes  Microphone mounting:  On the cable  Other features and specifications:  Microphone  Weight, q:  10.5  Port form:  Straight  Cable length, m:  1.2  Headphone lock:  Inside the ear