HiBy is a Chinese company that specializes in music software and digital audio players (DAPs). I would like to thank HiBy for the review unit of R3 Pro. The HiBy R3 Pro can be purchased from HiBy.

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  • Operating System: HiBy
  • Dimensions: 82*61*13mm
  • CPU Model: Ingenic X1000E
  • DAC: CS43131 x 2
  • Battery: 1600 mAh
  • Single-Ended Play Time: 20 Hours
  • Balanced Play Time: 16 Hours
  • Bluetooth: Bluetooth 5.0
  • WiFi: 2.4GHz, 5GHz

Headphone Output: 3.5mm

  • Output Voltage: 1.4Vrms (32Ω Load), 2Vrms (No Load)
  • Output Power: 60mW+ 60mW @32Ω
  • Frequency Response: +/- 3dB 20Hz-90kHz
  • Noise Floor Level (Noise): 1.2uV
  • Signal to Noise Ratio (SNR): 120dB
  • THD+noise: 0.0007%
  • Channel Separation (Crosstalk): 73dB (32Ω, 1kHz)

Balanced Headphone Output: 2.5mm

  • Output Voltage: 2.6Vrms (32Ω Load), 4Vrms (No Load)
  • Output Power: 210mW+ 210mW @32Ω
  • Frequency Response: +/- 3dB 20Hz-90kHz
  • Noise Floor Level (Noise): 1.4uV
  • Signal to Noise Ratio (SNR): 124dB
  • THD+noise: 0.0008%
  • Channel Separation (Crosstalk): 106dB (32Ω, 1kHz)

Unboxing & Accessories

The HiBy R3 Pro comes in a black package with a white protective cover that sports the brand logo and model name printed on the front with the words “MAKE MUSIC MORE MUSICAL” printed below them. After opening the package, there are HiBy R3 Pro, clear protective case, screen protectors, USB-Type C cable, instruction manual, warranty card and certification guide.


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Page 2: DAP Build & Design, Functionalities