• Product Type : Headset with Microphone, Connection Type : Wired, Usage : In-ear, Connection Input : 3.5mm, Audio Output : 20Hz ~ 20 khz, Impedance : 39 Ohm (passive) / 5000 Ohm (active), Sensitivity : 107db, Cable Length : 2 Meters, Frequency Response : Headset: 20Hz - 20KHz / Microphone: 100Hz - 20KHz, Speaker Diameter : 50.0 mm, Warranty : 24 Months, Description : 7.1 Surround, 90° rotating headphone covers, DTS Headphone: X 2.0,