Maxell headphones - Studio Full Size Series ST-2000 with microphone - black.
Key features Comfortable headband with adjustable size. Good insulation of external noise. Very light Built-in microphone Size: Full size
Technical Specifications Name ST-2000 STUDIO FULL SIZE HP W / MIC BLACK Manufacturer's code 347308.00.CN Impedance Ohm 16 Ohm Frequency range 20 Hz - 20 KHz Sensitivity 98 dB 40mm speaker diameter Built-in microphone yes 1.8m cable length