DUNU Mortise | Natural Wooden Open-Back Dynamic Headphones | Carbon Fiber Diaphragm Driver 

-Ultra-Thin Carbon Fiber Diaphragm
-Independent Flexible Surround
-N52 High-Flux Magnetic Circuit
-Warm and Full-Bodied Sound Signature
-Includes High-Purity Single-Crystal Copper Cable with Q-Lock Mini Interchangeable Plug System

Open-Back Architecture
The open-back acoustic design of Mortise minimizes internal reflections and standing wave interference, allowing sound to propagate more freely. By reducing internal pressure buildup and non-linear distortion, the soundstage is enhanced by width and depth. The imaging is relaxed, yet precise, with clearly defined spatial positioning.

Warm and Rich Sound
Mortise's tuning leans toward a warm, full-bodied presentation. Vocals are richly textured, low frequencies extend deep with controlled impact, and the treble is smoothly extended. Balancing resolution with long-term comfort, the sound is spacious and relaxed, delivering a refined musical listening experience.

Ultra-Thin Carbon Fiber Dynamic Driver
At Mortise's core is a 50mm full-range dynamic driver, paired with an N52 neodymium magnet system to create a high-flux magnetic circuit. This configuration delivers ample power and precise transient response. 

North American Black Walnut Housing
The housing is crafted from carefully selected North American black walnut, prized for its naturally warm grain and understated character. Beyond its aesthetic appeal, the material offers beneficial internal damping properties, helping to control resonance and reduce unwanted high-frequency artifacts.

Specifications
Frequency Response: 5Hz-40kHz
Sensitivity: 98 dB/mW (@1kHz); 113 dB/Vrms (@1kHz)
Impedance: 38 ohms
THD: <0.2% (@1kHz)
Cable: 4-core high-purity single-crystal copper
Connector: Dual 3.5mm
Termination: 3.5mm + 4.4mm (interchangeable plug system)
Cable Length: 150 cm ± 10 cm
Weight: 0.72 lbs

In the Box
DUNU Mortise headphones
Cable
Q-Lock Mini Interchangeable plug system
3.5mm to 6.35mm adapter
Carry case