Feel the clear, high-resolution sound!

The Bit's engineers have created the most optimal solution for music lovers to listen to their favorite recordings in Hi-Res Audio quality, as the performers and musicians imagined.

A true USB DAC
USB Audio Class 2.0 fully supports native DSD file format and PCM format.
Opus #3 allows users to use UAC 2.0 by connecting other devices such as PC or SmartPhone.

Sleep mode
thus saving energy for overall performance. Sleep mode allows the device to hibernate for approximately 4 weeks.

Bluetooth mode
With Bluetooth 4.0 support, you can comfortably listen to music with various Bluetooth headphones / earphones.

User EQ
which allows you to save 10-band EQ frequency-based user settings.

Wi-Fi
Opus # 3 provides Wi-Fi functionality, allowing you to connect different devices in a wireless environment.

It supports the Streaming application
It supports streaming applications such as Spotify, for easy and convenient enjoyment of various music content.

DLNA and Wi-Fi streaming
Opus # 3 has DLNA functionality for sharing high-quality audio sources with a variety of devices that support the DLNA network.

Headphone/optical output
The 3.5 mm headphone / optical common audio
output allows you to connect the optical cable to audio equipment with an optical digital input.

Symmetrical socket
The 2.5mm symmetrical connector for even more detailed and dynamic sound quality.

Common ground loop
Connect the player to your favorite audio system with a balanced XLR connector. Where the 2.5mm symmetrical Jack connector of the connector adapter transmits the audio signal, while the 3.5mm Jack connector provides the common ground loop for uninterrupted data flow.

Micro SD card support
The built-in 128 GB memory can be expanded up to 328 GB by inserting an external Micro SD card (max. 200 GB). Supports SDXC exFAT, NTFS file system.

- Native DSD playback (separate XMOS chip)
- 24bit / 192kHz resolution
- Burr-Brown PCM1792A DAC
- ARM Cortex-A9 1.4GHz, Quad-Core CPU DDR3 1GB Ram
- 4" TFT Wide touch display (480 x 800), IPS Panel
- Internal memory: 64GB
- Expandable memory: Micro SD card 256GB
- High strength aluminum frame and tempered glass display
- WI-FI: 802.11 b/g/n (2.4GHz)
- Bluetooth V4.0 (A2DP, AVRCP)
- Ultra Power Saving mode
- Support for Internet Streaming services

Specifications
- Display: 4 "TFT touch screen (480 * 800), IPS panel
- CPU: ARM Cortex-A9 1.4GHz, four cores
- RAM: 1 GB DDR3
- Control buttons: POWER, PLAY / PAUSE, FF, REW, VOLUME (potmeter)
- Supported audio format: WAV, FLAC, ALAC, AIFF, WMA, MP3, OGG, APE (normal, large, fast), native DSD (DFF, DSF)
- Sampling: PCM: 16kHz ~ 192Hz (8/16 / 24bits per sample); DSD native: DSD64 (1bit 2.8MHz), stereo, DSD128 (1bit 5.6MHz), stereo, DSD256 (1bit 11.2MHz, stereo)
- EQ and effect: 10 bands, / user 1/2/3/4/5
- Charging and data connection: USB Micro-B input (for charging and data transfer (PC & MAC))
- Connection method: MTP (Media Device)
- Outputs: 3.5 mm headphone/optical combo output, 2.5 mm balanced 4-pole adjustable output
- Wi-Fi: 802.11b/g/n, 2.4 GHz
- Bluetooth: V4.0 (A2DP, AVRCP)
- Update: Supported firmware updates (OTA)
- Battery: 4000 mAh / 3.7 V Li-polymer
- Playing time: About 8.5 hours
- Charging time: 4 hours
- Memory: Built-in 64 GB, External: micro SD, max 256 GB, Supports SDXC exFAT, NTFS file format
- Clock fluctuation (Jitter): 50ps (Type)
- Operating system: Customized Android 5.1.1
- Supported operating system: Windows 7,8,10 (32/64 bit), MAC OS x 10.9 and later

Audio data sheet
- DAC: Burr-Brown PCM1792A
- Decoding: Support for 24-bit / 192 kHz Bit-Bit decoding
- Frequency response: ± 0.026dB (Condition: 20Hz ~ 20KHz) asymmetrical and symmetrical; ± 0.3dB (Condition: 10Hz ~ 70KHz) unbalanced and balanced
- Signal-to-noise ratio: 114dB @ 1KHz, unpaired; 114dB @ 1KHz, Balanced
- Crosstalk: Asymmetric: 130dB @ 1KHz; Balanced: 135dB @ 1KHz
- Total Harmonic Distortion: 0.0009% @ 1KHz
- Output impedance and level: symmetrical 2.5 mm (1 Ohm) 3.0Vrms; headphones 3.5 mm (2 Ohm) 2.5Vrms
- Volume step: 150 steps