The HiBy R4 is an entry-level HiFi digital audio player with emphasis on ultimate price-to-performance ratio, while sporting a unique industrial design and a favourable balance of smooth operation, excellent sonics and a rich, intuitive user experience. Suitable for modern and popular music styles, it brings a well-based sonic experience that is enjoying for long-term listening.

R4’s unique design language hails to such elements as cyberpunk, mecha, and space opera. Clear-cut powerful geometric lines cross to form the sihouette of a living, breathing audio machine, with the offset hatch design on the back adding to the motif of a retro classic set in the distant future.

A sturdy lanyard lug coupled allows for personalisation as well as practical usability in ourdoor / active scenarios.

Sporting an unprecendent-for-the-sector set of four separate ES9018C2M DAC chips in a matched array, the R4 has indubitable fidelity in digital-analog conversion, yielding higher resolution and wider dynamic range from any source file, bringing smoother, purer sound.

The R4 supports native playback of DSD up to 256 and PCM up to 32bit/768kHz.\

For the first time in a DAP, PCM and DSD conversion pathways are seperated on the R4. The R4 features individually configured / designed DAC chips, LPF and power supplies for PCM and DSD conversion.

Utilizing the Snapdragon 665 SoC with its 8-core CPU, the R4 runs multiple apps smoothly and speedily completes complex music library and audio processing tasks alike, bringing smooth operation and a high quality usage and listening experience to users.

R4’s Android 12 OS ensures excellent compatibility and stability, all mainstream apps and music streaming apps run smoothly.

Android sample rate conversion bypass with Hiby’s audio quality optimised OS architecture ensures bitperfect playback of your music.

Utilizing widely acclaimed class-A amplification throughout, the amplifier is composed of four OPA1652, 2 OPA1612 and 16 triodes, and has zero crossover distortion for instant transient response; output scales up to 525mW at 32 Ohms, with distortion as low as 0.0005%. The R4 delivers a fine sense of power from music as well as exquisite detail.

The R4 features a large hi-res 4.7” Sharp LCD screen with 24 bits / 16.7 million colours. A 4500mAh battery yielding up to 11 hours run time on 3.5mm SE output, over 675 hours standby, as well as long run time under heavy screen / CPU / wireless use.