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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

  • Spec summaryQuantum 400 Headphone ,Type-C to Type-A Cable, 3.5 mm Audio
  • Playback optionsNoise Control, Headphone, remote
  • Frequency rating20000 Hz
  • Wireless technologyBluetooth
  • Speaker typeDynamic driver
  • Size and weight14.33 in W × 12.83 in H × 9.06 in D
  • 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.

How it compares

Measured against everything we stock in Earbuds, Earphones & Mini Speakers, at today’s prices. Recalculated every night.

Price $60.99
Pricier than about 72% of the 231 comparable items (median $40.99).

Specifications

Product
Brand namejWIN
Product lineJBL Quantum 400 - Black
Model nameJBL Quantum 400 - Black
Part number050036369718
Product typePortable Radio
Product colorBlack
Performance
Frequency rating20000 Hz
Audio & video
Playback optionsNoise Control, Headphone, remote
Speaker typeDynamic driver
Connectivity
Wireless technologyBluetooth
Size & build
Size and weight14.33 in W × 12.83 in H × 9.06 in D
In the box
In the boxQuantum 400 Headphone ,Type-C to Type-A Cable, 3.5 mm 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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