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Product Description
Product Description
JBL Quantum 350 Wireless Gaming Headset with 2.4GHz Wireless - Black
The JBL Quantum 350 puts immersive gaming sound, lossless 2.4GHz wireless freedom, and clear team communication into a lightweight over-ear headset. Powered by 40mm drivers and JBL QuantumSOUND Signature, it brings everything from subtle footsteps to powerful laser blasts into focus, helping you stay connected to the action without being tied to your system.
Lossless 2.4GHz Wireless for Gaming Freedom
Split-second timing matters when you're gaming, so cables and audio drops can quickly get in the way. The JBL Quantum 350 uses gaming-grade lossless 2.4GHz wireless to give you freedom of movement while maintaining a reliable audio connection during intense gameplay. It's like removing the leash from your gaming setup while keeping the sound right where you need it.
Experience JBL QuantumSOUND Signature
What good is great gameplay if you can't hear the details around you? With JBL QuantumSOUND Signature and 40mm drivers, the JBL Quantum 350 delivers cinematic gaming audio designed to immerse you in every scene. Quiet footsteps remain part of the experience, while louder effects such as laser blasts have the impact you'd expect from JBL gaming audio.
Detachable Directional Boom Microphone
Clear communication can make a major difference when you're playing with a squad. The detachable directional voice-focus boom microphone helps other players hear you clearly even when the game gets noisy. When you don't want to be heard, simply use the convenient mute function. Since the boom mic is detachable, you can also remove it when you don't need voice communication.
Up to 22 Hours of Battery Life
The JBL Quantum 350 provides up to 22 hours of playtime, giving you enough battery life for extended gaming sessions. Running short on power? A five-minute speed charge provides an additional hour of playback. You can also continue playing while charging through the included USB cable, so a low battery doesn't necessarily mean the session has to end.
Memory Foam Comfort for Long Gaming Sessions
Long sessions call for a headset designed with comfort in mind. The lightweight headband combines with PU-wrapped memory foam ear cushions to provide a comfortable over-ear fit. At just 252 grams, the headset keeps its design relatively lightweight while surrounding your ears with memory foam cushioning.
Customize Your Experience with JBL QuantumENGINE
The JBL Quantum 350 works with JBL QuantumENGINE software on Windows and macOS, giving you additional ways to personalize your headset settings. JBL Quantum Spatial Sound can place you at the center of the gaming environment, while real-time sound visualization helps show where sounds are coming from. The software also provides game-focused smart EQ and AI-powered keyboard noise reduction.
JBL QuantumENGINE-powered features such as JBL QuantumSURROUND, RGB, EQ, and microphone settings are available only on PC. This makes PC the platform where you can take full advantage of the headset's software-based customization features.
DISCORD Certified Communication
Planning to coordinate with teammates while you play? The headset is certified for DISCORD, making it ready for one of the most widely used gaming chat platforms. It can also be used with Skype and TeamSpeak, giving you additional communication options beyond gaming.
Optimized for PC and Compatible with Multiple Platforms
Although optimized for PC, the JBL Quantum 350 offers wireless 2.4GHz connectivity with several platforms. It works wirelessly with PC, Mac, PS models including PS5 and PS4, and Nintendo Switch when the console is docked. This multi-platform compatibility makes the headset useful if your gaming isn't limited to a single system.
Please note that wireless Nintendo Switch compatibility is available when docked only, while JBL QuantumENGINE features such as JBL QuantumSURROUND, RGB, EQ, and microphone settings are available only on PC.
Audio Performance and Specifications
Behind the JBL Quantum 350 are 40mm drivers with an active frequency response of 20 Hz to 20 kHz. The headset has a sensitivity of 115 dB SPL at 1 kHz and an impedance of 32 ohms. Together with JBL QuantumSOUND Signature, these specifications support the immersive gaming experience at the heart of the headset.
- 40mm drivers
- 20 Hz – 20 kHz frequency response
- 115 dB SPL @ 1 kHz sensitivity
- 32-ohm impedance
- 252g headset weight
- Up to 22 hours of maximum playtime
- Approximately 2-hour charging time from empty
- 1m / 3.3ft charging cable
- Over-ear design with PU-wrapped memory foam cushions
- Rechargeable battery
Headset Dimensions
The ear cups measure 10.2cm (4 inches) in external height and 8.9cm (3.5 inches) in external width, with a depth of 2.5cm (1 inch). Internally, each ear cup measures 6.1cm (2.4 inches) high and 4.9cm (1.9 inches) wide.
What's in the Box?
- 1 x JBL Quantum 350 Wireless headset
- 1 x Type-C to Type-A cable
- 1 x USB audio adapter
- 1 x Windshield foam for boom microphone
- 1 x Quick Start Guide
- 1 x Warranty card
- 1 x Safety Sheet
Stay Connected to Every Moment
With lossless 2.4GHz wireless connectivity, JBL QuantumSOUND Signature, a detachable directional boom microphone, and up to 22 hours of battery life, the JBL Quantum 350 is built around the essentials of extended gaming. Add its lightweight memory foam design, multi-platform wireless compatibility, and JBL QuantumENGINE customization, and you have a headset designed to keep sound, communication, and comfort working together throughout the session.
Frequently Asked Questions
How long does the JBL Quantum 350 battery last? The headset provides up to 22 hours of maximum playtime. A five-minute speed charge can also provide an additional hour of playback.
Can I use the headset while it is charging? Yes. You can continue playing while charging it using the USB charging cable.
Which gaming platforms are compatible with the headset? It supports 2.4GHz wireless connectivity with PC, Mac, PS models including PS5 and PS4, and Nintendo Switch when docked.
Is the boom microphone detachable? Yes. The directional voice-focus boom microphone is detachable and includes a mute function for times when you don't want to transmit your voice.
Does JBL QuantumENGINE work on every compatible platform? No. While the software is available for Windows and macOS, JBL QuantumENGINE-powered headset features such as JBL QuantumSURROUND, RGB, EQ, and microphone settings are available only on PC.











