JBL QUANTUM ENGINE
Software Update Release Notes

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Version:  2.0.5
Release Media: Via QuantumENGINE
Release Date: April 4th, 2025

What’s New

1. Improved ’QuantumENGINE window always getting maximized’ issue.
2. Fixed ’mic always occupied’ issue.
3. Fixed bugs in our EQ presets.
4. Fixed battery indicator issues

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Version:  2.0.2
Release Media: Via QuantumENGINE
Release Date: January 25th, 2025

What’s New

1. Improved positional sound and immersion
2. Powerful game centric design for EQ
3. Streamlined and intuitive user interface
4. AI-powered game centric design for microphone

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Version:  1.19.0.2025
Release Media: Via QuantumENGINE
Release Date: June 20, 2024

What’s New

1. Add support for Quantum 50C & Quantum 360 Wireless
2. Add max volume indicator for Quantum Stream Wireless
3. UI improvements for better user experience

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Version:  1.17.0.1950
Release Media: Via QuantumENGINE
Release Date: November 21, 2023

What’s New

1. Add product support for Quantum Stream Talk
2. Add EQ store feature for Quantum 350 & Quantum 360 P/ X
3. Firmware update stability improvement for Quantum 810
4. UI improvements for better user experience

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Version:  1.6.0.1053
Release Media: Via QuantumENGINE
Release Date: January 21, 2021

What’s New

1. Add welcome feature
2. Add surround mode feature
3. ANC/TT toggle has been implemented
4. Sidetone setting has been turned off by default
5. QuantumSURROUND/QuantumSPHERE quality and performance improvement
6. Quantum 300 mic gain improvement
7. Quantum 800 firmware update stability improvement
8. Bugs fixed