E1DA 9039S 2.5MM Balanced Input USB-C DAC Headphone Amplifier

Superior Sound, Anywhere, Anytime
Elevate your audio experience with the E1DA 9039S, a compact DAC that redefines portable audio excellence. With unmatched sound quality and performance, the 9039S delivers a listening experience like no other, making it the ultimate companion for audiophiles on the go.
Engineered for Perfection
Built on a legacy of innovation, the 9039S is the result of relentless pursuit of audio perfection. Designed to outperform the competition, the 9039S sets a new standard for portable DACs, offering a level of clarity and precision that’s simply unmatched.
Unrivaled Performance, Uncompromising Quality
Experience the power of true audio fidelity with the 9039S. With dual ES9039Q2M chips, the 9039S delivers a dynamic range of 133db(A) and minimal distortion, ensuring every note is reproduced with stunning accuracy and detail.
Real-World Testing, Real-World Results
Tested under real-world conditions, the 9039S consistently delivers exceptional performance. With rigorous testing and meticulous attention to detail, the 9039S ensures unmatched reliability and consistency, even under the most demanding circumstances.
The Future of Portable Audio
Join the revolution in portable audio with the 9039S. With its advanced features and unmatched performance, the 9039S is the future of portable DACs, offering audiophiles a new level of audio excellence.
Customizable Control, Seamless Integration
Take control of your audio experience with the Tweak_9039.exe app. Offering customizable features and advanced settings, the app allows you to tailor your DAC to suit your preferences, ensuring a seamless integration with your existing setup.
Unmatched Support, Unparalleled Peace of Mind
Rest easy knowing that your investment is protected with unrivaled support and guidance. With dedicated firmware updates and expert assistance, we’re committed to ensuring that your experience with the 9039S is nothing short of exceptional.
Specifications:
Materials: Sandblasted/anodized aluminum, ES9039Q2M/AD8397/OPA1612 chipsets, Taiwanese connectors, Susumu resistors, Kemet, TDK, Murata cps
Dimensions: 48x22x9mm
Weight: 10g
Power: USB 5V power rail (no internal battery), 150mA idle current. The device contains 4500uF of solid-polymer Low-ESR capacitors
Input: USB-C tighter grip version. PCM up to 32b/384kHz, DSD256
Output: Balanced output 2.5mm jack A&K pinout(Note: Unbalanced adapters are not recommended as they can damage the DAC.)
Output impedance: 0.1 Ohm @ 1000Hz Agilent U1733C
Load capacitance: <6800pF; a long 2-3m cable is not recommended
Output power:
400mW @ 32ohm @ 1kHz @ THD=1% each channel
680mW @ 16ohm @ 1kHz @ THD=1% each channel
Measured at +0.5dbFS level, typical PC USB2 port powered
Frequency response: DC-130kHz +0.05/-3db @ 32b/384kHz; -0.5db at 45kHz(Note: DC performance is limited by DC protection.)
Dynamic Range (DR AES17): 130db A-weighted, with just a couple db of the full-scale noise modulation
THD+N@1kHz@-0dbFS:
-125.66db averaged for 10 samples @ 32b/96kHz @ 10k 49MHz
-124.77db averaged for 10 samples @ 32b/96kHz @ 32ohm 49MHz
-122.9db averaged for 10 samples @ 32b/96kHz @ 16ohm 49MHz
THD@1kHz@-0dbFS:
-140db typical calibrated with Cosmos APU 32b/96kHz @ 10k 49MHz
-145db typical calibrated with Cosmos APU 32b/96kHz @ 10k 24MHz
Crosstalk: <-150db @ 1kHz @ 10k or -143db @ 32ohm