DONGGUAN, China, June 10, 2025 /PRNewswire/ — Following its official release on May 28, 2025, HiBy’s latest digital audio player, the R3Pro II, is now available worldwide. Combining high-performance audio with an all-Ultrasuede® design, this Pure-HiFi DAP, which looks like a pocket cannon integrating monster performance and compact size, is built for modern audiophiles seeking uncompromised…