The Stax SR-003 is the home audio version of the S-001MK2 In-The-Earspeakers with a 5-pin plug connection suitable for any Stax driver unit or adaptor with "Pro" capability. Extremely comfortable lightweight soft tipped pads for inner ear comfort and extended bass response. Even lighter diaphragm reduced from 2.5 micron thickness to a remarkable 1.5micron resulting in further resolution, transparency and purer listening pleasure. As the SR-003 is In-The-Ear type Earspeakers, comfort is enhanced leaving the ears clear of all external restrictions and perspiration that may result from heavy earpad types. Type Electrostatic, In-Ear Frequency Range 20-1kHz ±2dB, 1kHz-20kHz ±4dB Capacitance 44pF including cable Impedance 360KΩ / 10kHz Sensitivity 111dB / 100Vrms / 1kHz Max Sound Pressure 119dB / 1kHz Standard bias voltage 580 VDC Cable 1.5m, 6 strand, Wide format Weight 28g with cable 12g without cable Weight in Retail Box 200g

Japan Made. Highest manufacturing standard Contents .. SR-003 Earspeakers Japanese Manual Supplied by Authorized Resellers in Japan. 1 year Japan Warranty from the day we sent your parcel. We can help you liaise with the maker in Japan. You will pay for postages to/from our Japan office. Singapore and Malaysia buyers can bring/post to us locally. We will deliver FREE to/from Japan. Return postage chargeable. Recommended driver units, any with 5 pin PRO bias, or any SRM series.