Introducing the HyperX Alpha S Gaming Headphone. An intuitive solution that helps you experience maximum gaming sound like never before! This 7.1 surround sound headset is equipped with advanced technology, allowing you to connect with 3.5mm jacks and USB audio for an unbeatable audio experience. Discover unparalleled immersion with custom HyperX virtual 7.1 surround sound delivered directly through a headphone. The gaming environment will no longer stop you from enjoying the richest of audio experiences - from the deepest of low tones to the highest of highs, let your games come alive like never before! And, if that's not enough, it also includes a detachable microphone so you get clear communication while in game or connected to friends. 

Description: 
Headphone:
Drive Unit: 50MM
Frequency Response: 13Hz-27,000Hz
Impedance: 65Ω
Sound Pressure Level: 99dBSPL/mW at 1kHz
T.H.D.:＜1%
Weight: 310G, 321G (with MIC)
Microphone:
Frequency Response: 50Hz-18,000Hz
Sensitivity: -38dBV (0dB=1V/Pa, 1kHz)

Packing List: 
Headphone×1,
Carrying Bag,
Microphone×1,
Braided Cable,
PC Extension Cable
Ear Caps