HOLO AUDIO manufactures high-end audiophile components, specializing in discrete R2R DACs, headphone amplifiers, and digital network streamers for critical listening.
AUDIO OLO is a premium audio manufacturer celebrated for its advanced digital-to-analog conversion technology and fully balanced analog circuitry. The brand is best known for its discrete Resistor-to-Resistor (R2R) DACs, such as the flagship "May" and "Spring" models, which utilize proprietary linear compensation to achieve exceptional transparency and dynamic range. In addition to DACs, HOLO AUDIO produces high-performance headphone amplifiers like the "Bliss" and versatile digital-to-digital converters (DDCs) like the "Red."
Engineered for audiophiles who demand uncompromising sound quality, HOLO AUDIO products often feature unique connectivity options, including I2S over HDMI with configurable pinouts. The company operates through a network of specialized regional distributors, such as Kitsune HiFi in the United States and Magna Hifi typically in Europe, ensuring dedicated support and service for their global customer base. From high-resolution streaming to reference-grade amplification, HOLO AUDIO delivers components designed to elevate the home audio experience.
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No. While Holo Audio uses an HDMI physical connector for its I2S input, the electrical signals are not compatible with standard HDMI video/audio devices like TVs or receivers. Connecting them can cause damage to your equipment.
Ensure the Red is connected to your local network. Open a web browser on a computer or phone on the same network and enter the device's IP address or try navigating to http://red/config.php.
Yes, for Windows users, a specific USB driver provided by Holo Audio (typically available via your regional distributor's website) is usually required for full support of high-resolution PCM and DSD formats.
Holo Audio uses a specific differential transmission mode for I2S. On many models like the Red or May, the pinout can be configured via DIP switches to match other standards (e.g., ALT1, ALT2). Refer to your specific user manual for the correct switch settings.
Firmware updates are generally handled through the RedOS web interface. If a new update is available, an 'Update [New!]' button typically appears at the bottom of the configuration page.