Powerful tube amplifier that comes with 2 sets of tubes to change the sound: to either find the perfect sound for you, or to have 2 amplifiers in one and change from time to time depending on your mood.

An amazingly good Class A headphone amplifier from Hifiman that impresses from the very first moment.

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.

DAC/headphone amplifier combo with superb conversion quality and robust amplification.

Medousa Class-A headphone amplifier in stainless steel and wood: balanced design with tube gain stage and solid-state buffer for vibrant sound.

Alto by Chord Electronics – a reference-class amplifier for headphones and speakers, built in the UK with ULTIMA technology.

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

The Cayin HA-300MK2 is an amp for pleasure listeners who mainly use headphones, but do not want to compromise on sound quality when listening to room-filling sound via high-efficiency speakers.

Reference-class headphone amplifier with huge output power, ultra-low noise and uncompromising sonic fidelity.

Scylla fully balanced dual-mono Class-A headphone amp with flawless neutrality and an expansive, immersive soundstage.

Reference-class headphone amplifier with huge output power, ultra-low noise and uncompromising sonic fidelity.

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

VariMode Tube amplifier for SR & CA ribbon type headphones.

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

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.