Stax SR-003 MKII Portable In-ear Earspeaker


Stax Stax SR-003 MKII Earspeaker

Legendary electrostatic headphones for audio fanatics

Available on backorder

Stax SR-003 MKII

The diaphragm film of the SR-003MK2, like the S-002, is designed to be thinner and more lightweight by approx. 15%. The SR-003MK2 is equipped with a STAX 5-pin PRO bias code and can be connected to any driver unit equipped with a PRO bias output socket.


  • Type: push-pull electrostatic, canal-type inears
  • Frequency response : 20 – 20 kHz (±4dB)
  • Static capacity : 44pF (including attached code)
  • Sound pressure sensitivity : 110dB/100V r.m.s. / 1kHz
  • Bias voltage : 550V – 580V
  • Ear piece : L/M/S size made of silicone rubber (M size equipped at factory shipment)
  • Cord : 5-pin for STAX PRO bias, 6-core parallel, total length 1.5m
  • Weight : 38g (including code), 12g (main part only)
  • Dimension: 28mm (diameter)
  • Overhead arc weight : 15g

Brandstraat 28
9255 Buggenhout