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Description
xHiBy R3Pro II Specification：
Model: HiBy R3Pro II
OS: HiByOS (Linux)
CPU: X1600E
DAC: RRCS43198
Audio Specs: DSD256, PCM 384kHz/32bit, MQA 8X
Interfaces & Format Support
Analog Output: 3.5mm PO, 4.4mm BAL
Digital I/O: USB-C (SPDIF, USB Audio In/Out)
Audio Formats: MP3, WAV, APE, FLAC, DSF, DFF, ISO, CUE, WMA, OGG, AAC, Opus, AIFF
Wireless Connectivity
WiFi: 2.4G
Bluetooth: 5.1, supports UAT, LDAC, aptX (one-way), AAC, SBC
Wireless Audio: AirPlay, DLNA, HiByLink
Display & Storage
Screen: 3.3" Touchscreen, 720×480
USB: USB 2.0 (OTG supported)
Storage Expansion: up to 2TB Micro SD/TF card
Design & Build
Colors: Black, Silver, Orange, Green
Materials: Aluminum alloy frame; Ultrasuede back (Orange/Green); Frosted glass back (Black/White)
Size: 86.9 × 60.6 × 21.6 mm
Weight: 160g
Power & Battery
Input: 9V-1.67A / 5V-3A / 5V-0.5A
Battery: 4000mAh / 3.7V
Playback Time: ~21h; Standby up to 900h (lab tested)
Charging Time: <2h (0%–100%)
Audio Performance
3.5mm PO: Max 121mW, Dynamic Range 122dB, SNR 128dB
4.4mm BAL: Max 480mW, Dynamic Range 128dB, SNR 126dB
Frequency Response: 20Hz–90kHz
THD+N: 0.0005%
Other Features
OTA firmware updates
Adjustable font size
Audio Specifications
| Parameter | 3.5mm PO (Single-Ended) | 4.4mm BAL (Balanced) |
|---|---|---|
| Max Output Voltage | 2 VRms | 3.91 VRms |
| Max Output Power | 121 mW | 480 mW |
| Rated Output Level | 1.9 VRms | 3.91 VRms |
| Rated Output Power | 121 mW | 480 mW |
| THD+N | 0.0005% | 0.0005% |
| Dynamic Range | 122 dB | 128 dB |
| Noise Floor | 1.6 μV | 1.8 μV |
| SNR | 128 dB | 126 dB |
| Channel Separation | 70 dB | 109 dB |
| Frequency Response | 20 Hz – 90 kHz | 20 Hz – 90 kHz |
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