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The STAX SRM-D10 II electrostatic headphone amplifier redefines audio excellence by combining cutting-edge technology and superior craftsmanship. Designed to provide audiophiles and professionals with the ultimate sound experience, the SRM-D10 II boasts a range of exceptional features.

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High-Quality Power Amplifier

The SRM-D10 II is equipped with a high-quality power amplifier, providing outstanding performance and remarkable power, allowing you to experience music in its purest form.

High Voltage Output

A robust DC 580V DC bias enhances the amplifier's output, resulting in a more dynamic and powerful soundstage.

Versatile Connectivity

The SRM-D10 II supports both USB digital and 3.5mm analog audio inputs, offering flexibility in connecting to a wide range of devices.

DSD and PCM Support

With support for DSD sampling rates up to DSD256 and PCM sampling rates up to 384kHz/32bit, the SRM-D10 II can faithfully reproduce high-resolution audio formats, preserving the artist's original intention.

Rugged Aluminium Alloy Shell

The aluminium alloy shell not only exudes a sleek, modern design but also offers higher strength and corrosion resistance, ensuring the SRM-D10 II is built to last.

SRM-D10 II Specification

Frequency response

20Hz – 40KHz (+0dB,-3dB)

Rated input level

230mV (100V output)

Maximum input level

10V (minimum volume in analog input)


53dB (450 times)

Harmonic distortion

0.025% / 1KHz-10KHz

Input impedance

10 KΩ(analog input)

Maximum output voltage

200Vr.m.s / 100Hz-10KHz

Bias voltage

DC 580V

Supply voltage

DC 5V/9V/12V/15V

Battery Operating time

4.5hour(analog input) / 3.5hour(digital input)

Power consumption

6.4W (USB input)、5W (analog input)

Recommended operating temperature

0-35°C, <90% RH (No condensation)

Signal input

USB-C digital input, 3.5mm analog input



Net weight


Authorized Dealers

Let's Go Audio

Shop 267-269, 2/F., Wan Chai Computer Centre, 130 Hennessy Road, Wanchai, Hong Kong

NP Mall HK

Unit 1 – 3, 8th Floor, Global Gateway Tower, 63 Wing Hong St, Lai Chi Kok


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