• Product Type : Headset with Microphone, Connection Type : Wired, Usage : In-ear, Connection Input : 3.5mm, Audio Output : 12Hz ~ 28kHz, Impedance : 32 Ohm, Sensitivity : Headset: 109 dB / Microphone: -45 dB, Cable Length : 1.3m + 2m, Frequency Response : Headset: 12Hz - 28kHz / Microphone: 100Hz - 10kHz, Speaker Diameter : 40 mm, Warranty : 24 Months, Description : 7.1 Surround,