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Black over-ear gaming headset with flip-up boom microphone and memory foam ear cushions

JBL Quantum 400 Wired Over-Ear Gaming Headset Black

SKU CH-GJ9F-A98K5

Wired over-ear gaming headset with QuantumSURROUND, DTS 2.0, game-chat balance dial, flip-up mic and memory foam cushions

  • TypePortable Radio
  • ColorBlack
  • SpecQuantum 400 Headphone ,Type-C to Type-A Cable, 3.5mm Audio C
  • Media PlaybackNoise Control, Headphone, remote
  • Frequency20000 hertz
  • RadioBluetooth
  • Immersive surround sound with JBL QuantumSURROUND and DTS
  • Competitive audio edge from JBL QuantumSOUND Signature
  • Extended comfort via lightweight headband and memory foam cushions
  • Clear team communication with voice focus flip-up boom mic
  • Flexible wired connectivity through USB-C and 3.5mm jack

Wired Over-Ear Gaming Headset

The JBL Quantum 400 is a wired over-ear gaming headset built for PC players who want surround sound and a game-chat balance dial. It connects via USB-C to USB-A or 3.5 mm audio jack and includes a flip-up boom microphone with auto mute. Memory foam ear cushions and a lightweight headband are designed for extended sessions.

USB And 3.5 mm Connection Limits

The headset uses a USB-C to USB-A cable for digital audio and the JBL QuantumENGINE software on PC, while the 3.5 mm cable provides analogue stereo fallback. Surround processing and the game-chat dial function only over the USB link, so consoles or mobile devices without driver support revert to basic stereo. The microphone windshield foam is supplied to reduce wind noise.

Simple Plug-In Setup With Common Issues

Installation is straightforward: plug the USB cable into a PC, install the optional software, and the headset is recognised as an audio device. The flip-up mic mutes automatically when raised, but users sometimes forget to lower it fully, causing no voice pickup. The game-chat dial adjusts only when the USB connection is active, and the 3.5 mm cable carries no control signals.

Highlights

  • Immersive surround sound with JBL QuantumSURROUND and DTS
  • Competitive audio edge from JBL QuantumSOUND Signature
  • Extended comfort via lightweight headband and memory foam cushions
  • Clear team communication with voice focus flip-up boom mic
  • Flexible wired connectivity through USB-C and 3.5mm jack

Specifications

BrandjWIN
SeriesJBL Quantum 400 - Black
ModelJBL Quantum 400 - Black
Part Number050036369718
TypePortable Radio
ColorBlack
SpecQuantum 400 Headphone ,Type-C to Type-A Cable, 3.5mm Audio Cable, Windshield Foam For Microphone, Quick Start Guide, Warranty card, Safety Sheet, JBL Quantum 400 - Black, Black, Bluetooth
Media PlaybackNoise Control, Headphone, remote
Frequency20000 hertz
RadioBluetooth
Speakersdynamic_driver
FeaturesQuantum 400 Headphone ,Type-C to Type-A Cable, 3.5mm Audio Cable, Windshield Foam For Microphone, Quick Start Guide, Warranty card, Safety Sheet, Detachable
Dimensions & Weight14.33in W x 12.83in H x 9.06in D
Package ContentsQuantum 400 Headphone ,Type-C to Type-A Cable, 3.5mm Audio Cable, Windshield Foam For Microphone, Quick Start Guide, Warranty card, Safety Sheet

Questions about this item

What does the 400 model designation indicate compared to other Quantum headsets?

The Quantum 400 is the wired over-ear model with a game-chat balance dial, USB-C and 3.5 mm connections, and DTS Headphone:X v2.0 support, while the Quantum 100 is a simpler stereo headset.

How does the 20000 hertz frequency response affect in-game audio?

It covers the full audible range so you hear both low rumbles and high-frequency cues such as footsteps or reload sounds without roll-off.

What does the USB-C to Type-A cable provide that the 3.5 mm cable does not?

The USB-C connection enables the QuantumENGINE PC software for QuantumSURROUND and DTS processing, plus the game-chat dial and mic mute controls; the 3.5 mm cable is a passive stereo fallback.

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