top of page

The X5h Premium
On-Ear Headphones

The X5h Premium-
Original design, Superior sound

Crafted for audiophiles and music lovers who value sound quality and taste but don’t follow trends blindly, the X5h Premium combines simple aesthetics and proprietary technology with the finest craftsmanship for the exceptional listening experience.


High-end CCAW dynamic driver

The X5h Premium features the upgraded MAS full-range 40mm Copper-Clad Aluminum Wired (CCAW) dynamic driver to reproduce unmatched high resolution sound from 5Hz to 50,000Hz authentically. 

Proprietary acoustic design

The proprietary coaxial acoustic design makes sound waves of the driver are aligned to achieve less sound degradation and a spacious soundstage. Thanks to the proprietary semi-open back design, the X5h Premium also features warm and solid bass. 

Custom Designed
Powerful NdFeB 
CCAW Voice Coils
Proprietary Multiply 
Acoustic Chambers
Hi-Fi Damping Design
Core Array Structure_W.png

Perfect match with high-resolution audio streaming 

The X5h Premium is easy to drive from your mobile devices such as smartphones, tablets and portable music players, so you can enjoy audiophile-grade sound through high resolution audio streaming such as Apple Music, Tidal, Qobuz, Deezer, and KK BOX with ease.

Upgraded sliver-coated Oxygen-Free Copper cable

The X5h Premium uses a new upgraded silver-coated Oxygen-Free Copper (OFC) cable which is designed to minimize the signal transmission loss to deliver finer details and smoother treble sounds. This audiophile grade silver-coated OFC cable also features a special shielding insulator layer and braid structure to cut outside touch-noise and against vibration and works with all devices with a standard 3.5mm audio jack.


Upgraded silver-coated OFC cable 

Soft Braid Cable

Shielding Layer


Anti-Vibration Insulator

Oxygen Free Copper

Detachable cable design with MMCX connectors

The X5h Premium features detachable cable design to let you replace cables with ease if needed or fine tune your X5h Premium sound through a different cable. The X5h Premium also uses high quality precision MMCX connectors to ensure stable audio connection and eradicate the problem of sound interrupting.   

Simple aesthetics and premium build quality

Featuring high quality metal parts, luxury protein leather, and unique  anti-fingerprint surface treatment, the X5h Premium exudes simple aesthetics, exquisite craftsmanship and superior build quality. The high quality hard carrying case and soft pouch offers the best protection to your X5h Premium.

Ergonomic design

Thanks to the lightweight of around 200 grams only and the extremely soft protein leather headband and earpads, the X5h Premium remains comfortable even for long listening sessions. The X5h Premium also features adjustable earcups with special inward angle and foldable headband to provide perfect fit on your head and good portability.

Interchangeable Headphone Cable System™

All MAS headphones are compatible with not only the complimentary silver-coated OFC cable delivering maximum audio fidelity but also the other MAS optional cables providing a variety of special features below.

Optional Cables

  • The XX Type-C Headphone Cable provides 7.1 channel 3D surround sound and Hi-Res DAC function.

  • The XX Bluetooth Cable provides stable Bluetooth wireless connection feature. 

  • The XX Remote Cable with MEMS microphone provides extremely clear call quality.



Please connect and disconnect the MMCX

cables vertically to the jacks or earbuds.

Accessory Kit

  • A silver-coated OFC cable with 3.5mm gold plug

  • A 6.3mm gold plug

  • A hard shield carrying case

  • A soft carrying pouch

  • A product warranty card



  • Driver Unit - 40mm Dynamic Driver

  • Impedance - 32Ω

  • Frequency Response - 5-50,000Hz

  • Sensitivity - 102db/mW(@1kHz)

bottom of page