PSB Speakers M4U 9 Headphone
Best premium wireless headphones for audiophiles seeking personalized, natural sound quality.
These headphones prioritize a natural, open soundstage over the artificial processing found in most modern cans. By blending graphene-infused drivers with personalized Audiodo calibration, they deliver a studio-grade listening experience that feels less like wearing headphones and more like sitting in a room with your favorite speakers.
$439.00
In stock
at
Audio Advisor
Who it's for
- Audiophiles seeking a natural and expansive soundstage
- Commuters and listeners needing all-day wearing comfort
- Travelers requiring effective isolation from ambient noise
Who should skip it
- Budget-conscious buyers looking for entry-level pricing
- Minimalist travelers needing ultra-compact gear
- Purists sensitive to minor audio profile changes
Performance breakdown
Audio Fidelity
Graphene-infused drivers deliver a remarkably natural and precise soundstage.
Noise Cancellation
Digital MEMS microphones effectively silence ambient distractions for immersive listening.
Ergonomic Comfort
Gyro-suspended earcups provide a custom fit for extended, fatigue-free sessions.
Call Clarity
Dedicated cVc technology ensures your voice remains sharp during mobile calls.
Personalization Depth
Audiodo calibration tailors the audio profile to your unique hearing sensitivity.
Battery Endurance
Twenty-five hours of playtime is reliable but trails behind top-tier competitors.
Key Specs
Driver Size
40 mm
Battery Life
25 hours
Connectivity
Bluetooth HD wireless with Qualcomm® aptX™ Adaptive and cVc™ technology
Charging Interface
USB-C
Microphone Type
Built-in
Headphone Type
Everyday Use
Form Factor
Over-Ear
Control Type
On-Ear Controls
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