MARVO SCORPIONHG9015GKey Features- USB 7.1-channel virtual headphones- 50mm speakers for powerful bass- Omnidirectional LED microphone (flexible arm)- Rainbow RGB backlight with breathing effect- Wired remote control (volume control, microphone and lighting)- Circumural cups with soft cushions covered in Synthetic leather- Self-adjustable headband- Robust construction with metal elements- On-ear volume control- USB powered LED lightModelHG9015GSound System7.1 Virtual Surround SoundSpeaker Dimensions50mmFrequency Response20 - 20,000 HzHeadset Sensitivity105 dB +- 3 dBHeadphone Impedance21 OhmsMicrophone TypeOmnidirectionalMicrophone Dimensions6 x 5 mmMicrophone Sensitivity-42 dB +- 3 dBLED LightingRainbow Breathing RGBVibrationNoVolume ControlsIntegratedConnectionsUSB 2.0Cable Length2.2mCompatibilityPCMaster Carton Quantity20