• Product Type : Headset with Microphone, Connection Type : Wireless, Usage : Headphone, Connection Input : USB, Bluetooth , Audio Output : 20Hz ~ 20 khz, Impedance : 45 Ohm, Sensitivity : 83.1 dB SPL/mW, Frequency Response : Headset: 20Hz ~ 20kHz / Microphone: 100Hz ~ 8kHz, Distance : 10 Meters, Speaker Diameter : 40 mm, Warranty : 24 Months, Description : Dolby Atmos / Tempest 3D AudioTech/ Windows Sonic Spatial Sound Compatible,