JBL Quantum 400


USB over-ear gaming headset with game-chat dial


Sound is Survival

Gain an audio edge. JBL Quantum 400 headset keeps you one step ahead with surround sound that engages you in the game and lets you anticipate every move. Designed for precision and immersion, JBL QuantumSOUND Signature helps you level up your performance for a real advantage in combat. JBL Quantum 400 also features a voice focus boom mic for clear multiplayer interactions, a game-chat balance dial, is certified for DISCORD, and compatible with TeamSpeak and more. A lightweight headband with memory foam ear cushions lets you game in comfort for hours on end. Up your game with JBL Quantum 400 headset and dominate your opponents.


Audio Specifications

Frequency response 20 Hz - 20 kHz
Microphone frequency response 100 Hz - 10 kHz
Max input power 30 mW
Sensitivity 98 dB SPL @1 kHz / 1mW
Microphone sensitivity -40 dBV @ 1 kHz / Pa
Impedance 32 ohm
Microphone pickup pattern Directional


Microphone size 4 mm x 1.5 mm
Weight 274 g
Cable length 3.5mm audio cable (1.2 m) + Type-C to Type-A Cable (3 m)
Driver Size 50 mm Dynamic drivers
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Spec Sheet (English)

English 533 KB
  • JBL Quantum 400 headset
  • Type-C to Type-A cable
  • 3.5mm audio cable
  • Windshield foam for boom microphone
  • QSG | Warranty card | Safety Sheet
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