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CYRUS AUDIO 40 ST. Hi-Res Streamer with ESS DAC
CYRUS AUDIO 40 ST. Hi-Res Streamer with ESS DAC
CYRUS AUDIO 40 ST. Hi-Res Streamer with ESS DAC
CYRUS AUDIO 40 ST. Hi-Res Streamer with ESS DAC
CYRUS AUDIO 40 ST. Hi-Res Streamer with ESS DAC
CYRUS AUDIO 40 ST. Hi-Res Streamer with ESS DAC

CYRUS AUDIO 40 ST

Hi-Res Streamer with ESS DAC.

ESS Sabre ES9039Q2M DAC, up to 768 kHz / DSD1024

Streaming with BluOS, Roon Ready, and AirPlay 2

Supports external 40-pin power supply

Connectivity: RCA, coaxial/optical, USB-A, Ethernet, Wi-Fi 5

Colour
€3,595.00

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Order to factory (14 days)

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Cyrus 40 ST: High-Resolution Streamer with ESS Sabre DAC and BluOS

The Cyrus 40 ST represents the pinnacle of Cyrus’s digital engineering, combining a custom DAC design with advanced network connectivity. Featuring the renowned ESS Sabre ES9039Q2M chipset and HyperStream IV Dual DAC architecture, it supports PCM and DSD playback up to 32-bit / 768 kHz and DSD1024 with unparalleled clarity. The circuit board has been meticulously optimized to ensure flawless, musical signal conversion.

BluOS Platform and Roon Ready

Thanks to BluOS integration, the 40 ST offers seamless access to millions of songs via streaming services such as TIDAL, Qobuz, and Spotify, as well as internet radio and local network libraries. It’s Roon Ready out of the box, enabling bit-perfect multi-room playback with no additional setup.

AirPlay 2 and Voice Control

AirPlay 2 compatibility allows synchronized playback across multiple rooms or independent track selection per zone. Easily controlled from iOS devices or via Siri voice commands.

Upgradeable with the 40 PSU

The 40 ST’s performance can be further enhanced with the optional Cyrus 40 PSU external power supply, which delivers ultra-stable, digitally managed power tailored to each section of the device.

Full Connectivity

2 × RCA analog outputs.

Coaxial and optical digital outputs.

Coaxial and optical digital inputs.

1 × USB-A for external storage playback.

Gigabit Ethernet and dual-band Wi-Fi 5 (2.4 / 5 GHz).

BluOS network compatibility and firmware updates.

Technical Specifications

DAC: ESS Sabre ES9039Q2M (32-bit).

Max sampling rate: 768 kHz / DSD1024.

Connectivity: RJ45, Wi-Fi 5, USB-A.

Dimensions: 88 × 220 × 385 mm.

Weight: 4.8 kg.

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