ES Lab EX-1a Open-Back Electrostatic Headphone Speaker Amps the Symphonic's fully balanced circuitry

the Symphonic's fully balanced circuitry and Chord's HF power supply deliver a low noise floor and fast

Top light ring

MQA full decoder Amplifier inputs USB-B

dimensional stability

Blumenstein Infrasub 12 subwoofer

ES Lab EX-1a Open-Back Electrostatic Headphone Speaker Amps the Symphonic's fully balanced circuitryThe ES Lab EX 1a is an open back electrostatic headphone from Hong Kong's ES Lab, a boutique shop that spent decades repairing and restoring rare Stax and vintage electrostats before building its own designs. If you've wanted true electrostatic speed and resolution without flagship pricing, the EX 1a is the most direct way in. Type and Technology A full size electrostatic transducer with an ultra thin 68 mm diaphragm runs on a DC 580 V bias and