Audio-Technica ATH-ADX5000 Open-Back Audiophile Headphones

Available at Vinyl Sound, Toronto's dedicated hi-fi specialist in Richmond Hill, ON, the Audio-Technica ATH-ADX5000 represents the pinnacle of Japanese open-back headphone engineering. Hand-assembled in Tokyo with a 58 mm driver extending to 50,000 Hz and a magnesium frame weighing just 270 g, the ADX5000 delivers a level of transparency, resolution, and tonal accuracy that sets a new benchmark for open-air dynamic headphones. Each pair carries a laser-etched serial number — a mark of the individual craftsmanship that goes into every unit.

Engineering behind the ATH-ADX5000

Audio-Technica's newly developed Core Mount Technology positions the 58 mm integrated driver unit at the optimal point within the housing, improving airflow efficiency for highly transparent mid and high frequencies alongside rich, precise bass. The driver integrates a tungsten-coated diaphragm, voice coil, baffle, and Permendur magnetic circuit into a single unit — eliminating the screw clamps used in conventional designs, reducing unwanted vibration, and lowering overall mass. The honeycomb-punched housing keeps the face fully open for natural ventilation while blocking side vents to prevent air pressure loss that can colour the sound.

Key features

• 58 mm integrated driver with Permendur magnetic circuit — exceptional magnetic linearity
• Tungsten-coated diaphragm for high rigidity and improved transient response
• Core Mount Technology: optimised driver positioning for superior airflow and full-range reproduction
• Honeycomb-punched open housing — ventilated face, sealed sides to prevent air pressure loss
• Lightweight magnesium frame: rigid and thin at just 270 g total weight
• Alcantara earpads and headband — exceptional comfort and long-term durability
• Detachable 3.0 m cable with A2DC (Audio Designed Detachable Coaxial) connectors
• 6.3 mm (1/4") gold-plated stereo plug
• Hi-Res Audio certified — frequency response 5 Hz to 50,000 Hz
• Individually laser-etched serial number; includes hard carrying case
• Hand-assembled in Tokyo, Japan

Specifications

Frequently asked questions

What type of headphone is the Audio-Technica ATH-ADX5000?
The ATH-ADX5000 is an open-back dynamic headphone. Its honeycomb-punched open housing allows air to flow freely around the driver for a natural, spacious soundstage — making it best suited to quiet listening environments rather than commuting or noisy spaces.

Does the ATH-ADX5000 require a headphone amplifier?
Yes. With a high impedance of 420 ohms, the ATH-ADX5000 is not well suited to smartphone or laptop outputs. A dedicated headphone amplifier or DAC/amp combination is strongly recommended to drive it to its full potential. At Vinyl Sound Toronto, our team can advise on suitable pairings.

What is Core Mount Technology in the ATH-ADX5000?
Core Mount Technology is Audio-Technica's proprietary driver positioning system that places the 58 mm driver unit at the optimal location within the housing. This improves airflow around the driver, resulting in more transparent midrange, extended high frequencies, and tighter bass reproduction.

Is the cable on the ATH-ADX5000 replaceable?
Yes. The ATH-ADX5000 uses Audio-Technica's A2DC (Audio Designed Detachable Coaxial) connectors, allowing the included 3.0 m cable to be detached and replaced with compatible aftermarket or balanced cables.

How does the ATH-ADX5000 compare to other flagship open-back headphones?
The ATH-ADX5000 competes directly with flagship open-back headphones from Sennheiser, Focal, and Audeze. Its key differentiators are the integrated driver unit design that eliminates screw clamps for lower vibration, the tungsten-coated diaphragm for faster transients, and a lighter overall weight of 270 g thanks to its magnesium frame.

What does Hi-Res Audio certified mean for the ATH-ADX5000?
Hi-Res Audio certification confirms that the ATH-ADX5000 meets the Japan Audio Society standard requiring transducer frequency response to at least 40,000 Hz. The ADX5000 exceeds this with a rated response of 5 Hz to 50,000 Hz, making it capable of reproducing the full extended frequency content of high-resolution audio files.

What material are the earpads made of?
The earpads and headband of the ATH-ADX5000 are made from Alcantara — a synthetic suede-like material prized in high-end audio and automotive applications for its soft texture, breathability, and long-term durability compared to leather or pleather alternatives.

Where can I buy the Audio-Technica ATH-ADX5000 in Toronto, Canada?
The ATH-ADX5000 is available at Vinyl Sound, Toronto's hi-fi specialist located in Richmond Hill, ON. Shop in-store for a personal listening demo or order online at vinylsound.ca with shipping across Canada.