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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
Yamaha's premium closed-back headphone
Top light ring
dimensional stability
open-back Transducer type Electrostatic Frequency response 7 Hz - 120 kHz Sensitivity 91 dB / 100V RMS Impedance 145k ohms @ 100Hz Energizer requirement Pro bias (5-pin connector) Weight 365g (headphone only) What Reviewers Say
ES Lab EX-1a Open-Back Electrostatic Headphone Speaker Amps Yamaha's premium closed-back headphoneThe 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
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