Description
The JBL Quantum Stream is a dual-pattern USB condenser microphone tailored specifically for gamers, streamers, podcasters, and content creators. Designed as a plug-and-play desktop solution, it blends professional-grade audio capture with aesthetic flair and physical versatility.
Key Technical Specifications
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Microphone Capsules: Dual $\phi 14\text{mm}$ Electret Condenser Microphones
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Sample Rates / Bit Rate: Up to $96\text{kHz}$ / $24\text{-bit}$
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Frequency Response: $20\text{Hz} – 20\text{kHz}$
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Polar Patterns: Cardioid (single voice) and Omnidirectional (multiple voices/room sound)
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Max SPL: $110\text{dB}$
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Connectivity: USB-C (Plug-and-play with PC, Mac, PS4/PS5)
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Headphone Jack: $3.5\text{mm}$ port for zero-latency direct monitoring
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Weight (with stand): $248\text{g}$ ($8.75\text{oz}$)
Core Features & Functionality
1. Dual Voice Pick-Up Patterns
The microphone features a quick-toggle switch (or software control) allowing you to switch between two distinct polar patterns depending on your recording scenario:
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Cardioid: Focuses heavily on what is directly in front of the side-address capsule while rejecting background noise from the sides and rear—ideal for solo streaming, voiceovers, or conference calls.
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Omnidirectional: Captures audio equally from all 360 degrees around the mic, making it useful for multi-person podcasts or recording a live performance in a room.
2. Studio-Grade Audio Quality
Equipped with dual $14\text{mm}$ capsules and a high $96\text{kHz}$ sampling rate, the Quantum Stream translates vocal nuances with high clarity. It features a built-in analog-to-digital converter that supports up to $24\text{-bit}$ depth, ensuring a rich and broadcast-ready sound profile.
3. Universal Mounting Solution
Unlike many fixed desktop microphones, the Quantum Stream comes with a versatile, reversible aluminum stand system. It supports 360-degree rotation and features three structural configuration settings, allowing you to easily mount it on its included desktop stand, screw it onto a standard camera tripod, or attach it to a studio boom arm.
4. Tap-to-Mute with RGB Indicator
The top of the microphone acts as a seamless capacitive tap-to-mute button. Encircling the body is an RGB ring indicator that instantly shifts color (e.g., from blue to red) when muted, ensuring you never accidentally broadcast something you didn’t mean to.
5. Hardware Volume & Monitoring Control
A multi-function knob built directly into the front handles headphone output volume. By pressing the knob inward, you can toggle and adjust microphone gain. Plugging headphones directly into the $3.5\text{mm}$ jack provides real-time, zero-latency voice monitoring so you can hear precisely what your audience hears.
6. JBL QuantumENGINE Software Integration
For deeper customization, PC users can download the companion JBL QuantumENGINE software. This suite allows you to:
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Fine-tune voice equalization (EQ).
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Adjust microphone gain and polar patterns digitally.
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Customize the RGB lighting colors and patterns on the indicator ring.
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Execute quick mic tests and apply noise reduction features.
Build Quality and Design
The chassis incorporates a robust blend of materials, including a sturdy aluminum desk stand, an iron mesh grille, and a clean metal ring. It is lightweight yet structurally stable, avoiding the cheap plastic feel common in entry-level USB hardware.
What’s in the Box?
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1 x JBL Quantum Stream Microphone
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1 x USB Power/Data Cable (USB-A to USB-C)
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Quick Start Guide, Warranty, and Safety Sheets






