The Stax SRM-D10 II is an exceptional portable amplifier specifically designed to drive electrostatic headphones.
Among hi-fi and more specifically high-end headphone enthusiasts, there is group that loves electrostats. And then, of course, the ones in headphone form. Problem is, you need a special headphone amplifier to drive them. And in portable form, those are pretty thin on the ground. Fortunately, there is now the Stax SRM-D10 II. It delivers a tailor made output signal for electrostatic headphones, so you can enjoy them everywhere. It can be driven via an analog or digital input signal. The digital input is a USB-C connectionconnected to a built-in DAC based on an AKM chip. Maximum achievable quality is 32 bit / 384 kHz PCM and DSD up to DSD256.
When fully charged, the built-in battery of the Stax SRM-D10 II is good for up to 4.5 hours of playing time when using the analog input and up to 3.5 hours via the digital input. The SRM-D10 II encased in a housing made of sturdy aluminum alloy costs €1000.