Razer BlackShark V2 Wired Gaming Headset + USB Sound Card - Over-Ear Design - 50mm Razer TriForce Titanium Drivers - Frequency Response: 12Hz ~ 28KHz - Impedance: 32 Ohmz @1kHz - Sensitivity: 100dBSPL/mW, 1kHz - Mic Frequency Response: 100Hz ~ 10kHz - Mic Sensitivity: 42dB V/Pa, 1kHz - FlowKnit Memory Foam Ear Cushions - Detachable HyperClear Unidirectional Cardioid Mic - Advanced Passive Noise Cancellation - THX Spatial Audio - Volume Controls - RZ04-03230100-R3M1 - 12 Months Limited Warranty