ES Lab EX-1a Open-Back Electrostatic Headphone Fern and Roby a thoughtful design that delivers

a thoughtful design that delivers the best possible system SNR at every listening level

ZeosPantera focuses on the clarity and detail retrieval of the Arcanis in his in-Ear Fetish review

controlled to within 1 micron accuracy using a factory-designed winding machine

Fazor phase management

Sensitive IEMs get a silent background

ES Lab EX-1a Open-Back Electrostatic Headphone Fern and Roby a thoughtful design that deliversThe 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