HiBy R2 II User Manual

Introduction
Thank you for purchasing the portable digital audio player HiBy R2 II. To help you get the best out of
the R2 II, this user guide has been compiled to introduce you to the R2 II's features and how to use
them. Please read thoroughly in the first days of ownership.
The HiBy R2 II is a high performance, high fidelity digital audio player that supports DSD, DXD,
WAV, FLAC, MQA, ALAC, APE, WMA lossless/lossy, AIFF, AAC, MP3, MP2, Ogg Vorbis and other
lossless/lossy music formats.
Buttons and ports
Touch control: The screen is an IPS multi-touch touchscreen, with 2.45'' size and 480*360 resolution;
Power button: Hold down for two seconds while powered off to turn it on; hold down while powered
on to turn it off; press briefly while powered on to turn the screen on and off;
Multicolor LED: Changes colors depending on what is playing in terms of sample rate:
Red: Charging
Yellow: 32k~84k
Aqua: 64k~192k
Orange: ≥352.8k
White: DSD64~256
Green: MQA
Blue: MQA studio
Magenta: MQA rendering
Micro SD card: The R2 II carries an external Micro SD slot for music storage, supporting
Micro SD cards up to ≤2TB. When putting in a Micro SD card for the first time or changing cards,
you need to scan for new songs. Connected to the computer via the supplied USB cable, the R2 II
can act as a card reader for transferring music onto the micro SD card inserted into the R2 II. After
transferring songs please “safely eject” the card in the computer before unplugging the USB cable.
USB Type C port: for data transmission + charging + coaxial digital output. A special Type C to 3.5mm
coaxial cable is required for using the coaxial digital output. It can be purchased from store.hiby.com or

HiBy R2 II Specifications

General

DAC	ES9219C
Operating System	HiBy OS
SoC	Ingenic X1000E
USB	USB Type-C
Headphone Output	3.5mm
Output Power	70mW + 70mW @ 32Ω
Weight	85g
Bluetooth Codec Support	SBC, AAC, LDAC
Display	2.45 inch
Resolution	480 x 360
Storage	Supports up to 2TB Micro SD card
Battery Life	Up to 15 hours
Connectivity	Wi-Fi, Bluetooth
Audio Formats	APE

Summary

Introduction

Buttons and Ports Overview

Touch Control Screen

Details the 2.45" IPS multi-touch touchscreen with 480*360 resolution for user interaction.

Power Button Functionality

Explains how to turn the device on/off and control the screen using the power button.

Multicolor LED Indicator

Details the LED colors and their corresponding meanings related to charging and sample rates.

Micro SD Card Slot

Covers the external Micro SD slot for storage, card scanning, and computer card reader functionality.

USB Type C Port Functions

Details the USB Type C port for data, charging, and coaxial digital output with a special cable.

HiBy Music App Integration

USB DAC Functionality

Portal Capabilities and Connectivity

Bluetooth Sound Card Mode

Utilize R2 II as a Bluetooth sound card for wireless audio output to headphones or speakers.

Bluetooth Digital Source Input

Stream Bluetooth audio from a smartphone to R2 II for high-quality digital audio output.

WiFi Digital Source Input

Send music via WiFi using DLNA or AirPlay to R2 II for lossless digital audio source output.

Wireless Capabilities

WiFi Features

Details WiFi support for music transfer, HiByLink, DLNA, Airplay, OTA updates, and streaming apps.

Bluetooth Features

Covers Bluetooth 5.1 support for high-definition protocols like UAT, LDAC, and aptX.

Firmware Update Methods

OTA Firmware Update

Explains how to perform firmware updates wirelessly via OTA connection.

Manual Firmware Update

Details the process for manual firmware updates using the SD card and official website.

Important Notes and Precautions

Product Care and Safety

Provides essential warnings against repair, water damage, and safe charging practices.

Usage Safety Warnings

Advises on avoiding headphone use in dangerous environments for external awareness.

System Crash Recovery

Explains how to force a device restart by holding the power button for 30 seconds.