Razer Kraken X Gaming Headset – Black – 7.1 Surround Sound – Multi-Platform – Ultra Light Weight (250g) – Bendable Cardioid Microphone – Custom-Tuned 40mm Drivers – On-Headset Controls – Headphone Specs: (Freq Response: 12Hz ~ 28Khz, Impedance: 32 ? @ 1 kHz, Connection: Analog 3.5mm) – Microphone Specs (Freq Response: 100Hz – 10kHz, Unidirectional ECM Boom Pattern) – RZ04-02890100-R3M1 – 2 Years Limited Warranty