【Gaming-Tuned 10-Band PEQ DSP】Customize your sound with 10-band high-precision PEQ adjustment including frequency, gain, bandwidth, and independent L/R channel tuning. Create profiles for footsteps, positional cues, music listening, speakers, or headphones using TOPPING Tune software. 【ES9039Q2M DAC for Ultra-Clean Audio】Powered by the latest ESS ES9039Q2M DAC chip and XMOS XU316 USB processor, DX1 II delivers high-resolution audio with ultra-low distortion and exceptional clarity. Supports PCM up to 384kHz and DSD256 for lossless playback. 【Powerful Fully Balanced Headphone Amplifier】Featuring a four-channel fully balanced architecture with independent left/right design, DX1 II outputs up to 1000mW x2 @32Ω through the 4.4mm balanced headphone output, providing excellent dynamics, imaging, and control for IEMs and high-impedance headphones. 【Compatible with PS5 & Nintendo Switch】Supports both UAC 1.0 and UAC 2.0 modes for plug-and-play compatibility with PC, Mac, tablets, Nintendo Switch, and PlayStation 5. Easily switch modes for gaming or high-resolution music playback. 【DAC, DSP Processor & Preamplifier in One】More than a DAC amp combo, DX1 II also works as a compact DSP processor and preamp. Optical input/output enables PEQ processing for TVs, CD players, streamers, and gaming consoles while RCA and 4.4mm line outputs support active speakers and power amplifiers. 【Crystal-Clear Voice Chat Support】The 3.5mm TRRS jack supports gaming headsets with microphone input up to 24-bit/192kHz, enabling high-quality audio playback and clear voice communication simultaneously for gaming, streaming, and online meetings. 【Ultra-Low Noise for Sensitive IEMs】Engineered with a patented low-noise discrete power supply and optimized analog circuitry, DX1 II achieves an extremely low noise floor below 0.9μVrms, delivering a silent background even with highly sensitive in-ear monitors. 【Simple USB-C Plug-and-Play Design】A single USB-C cable handles both audio transmission and power supply for a clean desktop setup. Includes infrared remote control for convenient volume and playback adjustments without pairing or connection delay. TOPPING DX1 II is a gaming-ready DAC & headphone amplifier featuring the ES9039Q2M DAC, fully balanced 4-channel architecture, and up to 1000mW x2 output for both IEMs and full-size headphones. Equipped with 10-band customizable PEQ DSP, optical input/output, TRRS headset mic support, and UAC1.0 compatibility for PS5 and Switch, DX1 II delivers precise sound tuning for music and competitive gaming. With XMOS XU316, ultra-low noise design, USB-C plug-and-play, remote control, and balanced 4.4mm output, it combines HiFi performance, DSP flexibility, and gaming functionality in one compact desktop solution.