⭕ This is STAX SR-009 Open Back Electrostatic Earspeakers Japanese Version

NEW Top Model
Diaphragm
Newly developed sound element adopts in the SR-009 is a new high polymer ultra-thin film material called super engineering plastics, that is reinforced and much thinner than conventional engineered plastics.


Electrodes
New electrodes named MLER (Multi Layer ElectRodes) have been developed, using ultra-precision photo etch and high tech heat diffusion.


Enclosure
Abundant use of precision machined light-weight aluminum.


Cable
Silver plated, High purity copper wire 99.9999% (audiophile grade)


Earpads
Newly design, hand crafted lamb leather for hours of comfort


Headband
Newly designed 10-click slider mechanism for optimal wear and comfort. Also used in SR-507



Technical Specifications


Type Push-pull electrostatic circular sound element
open-air type enclosure
Impedance 145k Ohms (10kHz)
Frequency Response 5 - 42,000 Hz
Sensitivity 101dB / 100V r.m.s. 1 kHz
Maximum sound pressure level 118dB/400Hz
Bias Voltage 580V DC
Left & Right Channel Identification Left (L) and Right (R) indicators are provided at the cable arc part (left). Left channel cable is marked with a solid gold line. Right channel is marked with a dotted Line.
Ear Pads Genuine leather (Lamb)
Cable Silver-plated 6N (99.99999%) OFC low-capacity wide cable 2.5m
Ambient Temperature & Humidity 0 to 35 celcius / 90% max. without condensation
Cord Length 2.5 meters / 8.2ft
Weight 454gr without cable / 596gr with cables
Recommended Driver STAX SRM-007Ta, STAX SRM-727a, STAX SRM-600LIMITED