SADES A70 Surround Sound Stereo 7.1 USB Gaming Headphones Headset with Microphone,White SADES high-performance decoder chip,USB 7.1 simulated surround sound.USB Interface comes with a sound card, can be used althought computer sound card broken Glittering:Glittering with breathing rhythm in 6 colors,word iniciative skill.New upgrade segmented beam pad, more comfortable wearing effect. Using cardioid microphone, effectively shielding the noise, echo Earmuffs used with the new second-generation skin-friendly material, reduce heat sweat, more suitable for long wear. 50 mm large speaker drivers.