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Silver over-ear gaming headset with USB cable, boom mic and LED lighting

Corn Electronics

Corn Electronics K9 USB 7.1 Gaming Headset Silver

SKU CH-QKRY-GZPJX

Wired USB headset with 50 mm drivers, virtual 7.1 surround sound, noise-cancelling microphone and 2.2 m cable for PC and Mac

  • CompatibilityWorks great with PC / Mac / Desktop / Laptop. Please note th
  • ColorSilver
  • Connection TypeWired
  • ConnectorUSB
  • Cord Length2.2m
  • Audio Type7.1 Surround Sound
  • Immersive 7.1 virtual surround sound for 360° audio positioning
  • 50 mm drivers deliver detailed sound across 20–20000 Hz range
  • Noise-cancelling omnidirectional microphone captures clear voice from 360 degrees
  • Soft padded earcups and adaptive PU leather headband built for long sessions
  • 2 m USB cable gives reliable wired connection to PC and Mac

USB 7.1 Gaming Headset

The Corn Electronics K9 is a wired USB headset built for PC and Mac gaming. It delivers virtual 7.1 surround sound through 50 mm dynamic drivers. The headset is not compatible with PlayStation or Xbox consoles. A flexible omnidirectional microphone handles in-game chat.

Thermals noise and power

Passive ear-cup padding and an adjustable PU leather headband keep the headset comfortable during long sessions without active cooling. The USB connection draws power directly from the host device so no external supply is needed. Operation is silent because there are no moving parts or fans.

50 mm driver specification

The 50 mm driver diameter is the key figure that determines bass weight and overall soundstage width. Buyers who want a smaller on-ear form factor or a detachable cable should look elsewhere. This model fixes the driver size and the 2.2 m cable length.

Highlights

  • Immersive 7.1 virtual surround sound for 360° audio positioning
  • 50 mm drivers deliver detailed sound across 20–20000 Hz range
  • Noise-cancelling omnidirectional microphone captures clear voice from 360 degrees
  • Soft padded earcups and adaptive PU leather headband built for long sessions
  • 2 m USB cable gives reliable wired connection to PC and Mac

Specifications

CompatibilityWorks great with PC / Mac / Desktop / Laptop. Please note this headset is NOT COMPATIBLE with PS4, PS3, Xbox One and Xbox 360.
ColorSilver
Connection TypeWired
ConnectorUSB
Cord Length2.2m
Audio Type7.1 Surround Sound
Driver Unit50mm
Headphone Frequency Response20~20KHz
Headphone Input Impedance32 ohm
Headphone Sensitivity100 ± 3 dB
Microphone Impedance2.2KO
Microphone Sensitivity-38db ± 3db

Questions about this item

How do I install the USB 7.1 headset on my PC and what step is often missed?

Plug the USB connector into a free port on your PC or Mac; the 7.1 virtual surround sound activates automatically, but many users forget to select the headset as the default playback and recording device in system sound settings.

Which part of the K9 headset will need replacement first after extended use?

The super soft padded earmuffs and adaptive PU leather headband wear over time; the 50 mm dynamic drivers and omnidirectional microphone have no user-serviceable parts, so ear cushions are the first maintenance item.

What limits the headset during long gaming sessions?

The 2.2 m cable fixes your range, and the 32 ohm impedance with 100 dB sensitivity means volume is capped by the USB port power; the 7.1 virtual processing adds no extra limit beyond the 20 Hz to 20 kHz frequency response.

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