Who Is It For?

• Audiophiles looking for a portable Hi-Res DAC

• IEM users with 4.4mm balanced cables

• Android, Windows, and macOS users

• Listeners upgrading from a standard USB-C audio adapter

• Users who want hardware volume control on a dongle DAC

Key Features

• Dual Cirrus Logic CS43131 DAC chips

• PCM up to 32-bit / 384kHz

• Native DSD256 support

• MQA rendering support

• 3.5mm single-ended output

• 4.4mm balanced output

• 60-step hardware volume control

• RGB status indicator

• USB Type-C input

• ASIO driver support for Windows

Sound Characteristics

The Sonata BHD Pro is designed for a clean and transparent presentation with good detail retrieval and channel separation.

Bass: Controlled and well-defined without excessive emphasis.

Midrange: Natural vocal presentation with clear instrument separation.

Treble: Detailed and extended while remaining smooth on most recordings.

Overall: The dual-DAC architecture helps provide a lower noise floor and improved stereo separation compared with typical onboard smartphone audio. Actual sound quality will depend on the connected headphones or IEMs.

Build Quality

The BHD Pro uses a compact aluminum-alloy chassis with a visible internal window design and dedicated hardware volume buttons. It is built for everyday portable use while remaining lightweight and pocket-friendly.

Compatibility

Compatible with:

• Android smartphones

• Windows PCs

• macOS computers

• USB-C tablets

• Digital Audio Players (DAPs)

• iPhone with a compatible Lightning-to-USB-C OTG cable

Windows 10 and newer versions work without additional drivers, while TempoTec also provides an optional ASIO driver for advanced playback applications.