HiBy R3 II (Gen 2) 2025 Review: Discover the HiBy R3 II (Gen 2) 2025, a high-performance digital audio player (DAP) featuring 4.4mm balanced output, USB DAC mode, HiByLink support, and premium build quality. With a neutral sound signature, extended battery life, and fast USB-C charging, this compact Hi-Res audio player is perfect for audiophiles seeking detailed sound, wide soundstage, and seamless usability.