Critics said closed headphones cannot have immersive sound like their open counterparts. They said physics would never allow it. Sennheisers response to those words is, "Listen." The HD 820s combine innovative glass reflector and ring radiator transducer technology for an inimitable listening experience.

The Audeze MM-500 was developed in one of the world's most prestigious studios to deliver mixes that consistently capture the artist's intended emotions and sound designs with crystal clarity. The MM-500 offers all-day comfort with its slim and robust housing.

Introduced in 2011, LCD-3 is a technical landmark for Audeze, ushering in superior resolution and an expansive sound field. Receiving several design and technology improvements over its lifetime, LCD-3 now represents our most eminently listenable headphone, and is a long-time customer favorite. LCD-3 is musical and spacious, with powerful bass, engaging, natural midrange, and an extended top end.

The new Feliks Audio Euforia EVO uses all of the upgraded internals from the 20th Anniversary Euforia from Feliks Audio, and has a stunning new faceplate design with XLR output. Easily drive headphones from 32 to 600 ohms, including planar magnetics.

End-game DAC in a small form factor - Wandla. The only DAC powerful enough to run filters by Jussi Laako, developer of HQPlayer, directly on the device.

Ferrum's high-end converters paired with a really powerful headphone amplifier - the result is one of the mightiest all-in-one devices on the market.

End-game DAC in a small form factor - Wandla. The only DAC powerful enough to run filters by Jussi Laako, developer of HQPlayer, directly on the device.

The LCD-MX4 melds technological advances from Audezes Flagship Series with the reliable, accurate driver design of the famous LCD-X to offer incredible detail and sensitivity for studio or home listening.

No other headphone in the world features such a robust and musically engaging sound signature in such an efficient package. With an impedance rating of just 15 ohms, the LCD-4z can be driven straight from the Aux port of your favorite listening device. The cast-magnesium housing yields a design that is lighter-weight than the LCD-4, making the 4z well-suited for extended listening sessions.

A combo that has no competition in its price range: The Ferrum Stack. Oor, powerful enough for Hifiman Susvara, Wandla, whose filters make it sound better than anything else on the market, and Hypso's Dual, which has enough power to get both devices in top form.

For the past decade, Audeze's LCD series has set the standard for planar magnetic headphone performance. Starting with the LCD-2 that ushered in a new era of planar technology in 2009, then the LCD-3 in 2011 and LCD-4 in 2015. With the LCD-5, everything has been improved - drivers, earpads, frame design - to set a new standard for performance and comfort.

A top-class electrostatic system - with headphones and amplifier at the highest level, at a reasonable price.

Audeze promises to overturn what was previously considered an unwritten law for electrostats: an estat with bass, thanks to “SLAM” technology - with the CRBN2 electrostatic headphones.

Class A Single-ended transformer coupled, balanced amplifier, powered by the legendary 300B tubes

• Developed to drive even the most demanding headphones with up to 8 Watts of power
• Exclusive finish and extensive customization options
• Multiple inputs and outputs for maximum functionality
• Balanced input / output XLR connections

A top-class electrostatic system - with headphones and amplifier at the highest level, at a reasonable price.

Class A Single-ended transformer coupled, balanced amplifier, powered by the legendary 300B tubes

• Developed to drive even the most demanding headphones with up to 8 Watts of power
• Exclusive finish and extensive customization options
• Multiple inputs and outputs for maximum functionality
• Balanced input / output XLR connections

Not everyone needs the multitude of features the HM1 offers — all the more reason many will welcome that Michael Zähl has now brought a significantly more affordable model to market: the Zähl H1.

This is a device that I hoped to be able to offer for a long time, as soon as it cemented itself as the gold standard for transparency and power - and now it is here: the Zähl HM1.