EarFun UA100 HiFi USB DAC Headphone Amplifier

EarFun UA100 HiFi USB DAC Headphone Amplifier is a compact, high-performance portable audio adapter designed to deliver superior sound quality from smartphones, laptops, and other digital devices. Built around the premium ESS ES9038Q2M DAC chipset, it provides high-resolution audio decoding with exceptional clarity, detail, and dynamic range.

Supporting up to 32-bit / 768kHz PCM and high-resolution audio formats, the UA100 significantly improves sound quality compared to standard built-in audio outputs. It features both 3.5mm single-ended and 4.4mm balanced outputs, allowing compatibility with a wide range of headphones and IEMs while delivering cleaner, more powerful audio signals.

Designed for portability, the UA100 has a lightweight, durable metal housing that resists interference and enhances heat dissipation. Its plug-and-play USB interface ensures easy connection without additional drivers on most devices, making it ideal for everyday use and audiophile setups alike.

With advanced amplification and low-noise performance, this DAC/amp is suitable for both casual listeners and audio enthusiasts looking to unlock the full potential of their music library.

Core features include:

• ESS ES9038Q2M DAC for high-fidelity sound processing
• Supports up to 32-bit / 768kHz high-resolution audio
• Dual outputs: 3.5mm single-ended & 4.4mm balanced
• Portable, compact, and durable metal design
• Plug-and-play USB connectivity (no drivers required)
• Low-noise amplification for improved clarity and detail