Digital-to-Analog Audio Converter UGREEN 30523 — Coaxial/Toslink to RCA and 3.5mm

The UGREEN 30523 Digital-to-Analog Audio Converter converts coaxial or Toslink (optical) digital audio from TVs, game consoles, Blu-ray players and other digital sources into analog RCA L/R and 3.5 mm outputs. It enables connection of devices with digital-only outputs to analog speakers, amplifiers, soundbars or headphones and supports sampling rates from 32 kHz to 192 kHz with 24-bit stereo S/PDIF input.

Advantages

This compact converter provides broad compatibility with HDTVs, PS3/PS4, Xbox, Blu-ray/DVD players and cable boxes, and outputs to RCA L/R and 3.5 mm jacks. It delivers clear, low-noise audio using electronic noise reduction and signal gain technology, offers plug-and-play operation with a supplied USB-A to DC 5V cable, and has a small form factor (65.4 x 65.4 x 21.2 mm) for simple placement in home setups.

Suitable for

• Connecting modern TVs or set-top boxes with Toslink/coaxial outputs to analog amplifiers or speakers
• Using game consoles (PS3/PS4, Xbox) with analog sound systems
• Converting digital audio from Blu-ray/DVD players to RCA or 3.5 mm headphones

Key specifications

• Input ports: 1× Coaxial, 1× Toslink (optical)
• Output ports: RCA L/R and 3.5 mm
• Supported protocols: IEC60958, S/PDIF, EIAJ CP1201, AES3
• Sampling rate: 32 kHz–192 kHz
• Input format: 24-bit stereo S/PDIF
• Features: electronic noise reduction and signal gain technology
• Included cable: USB-A to DC 5V
• Dimensions: 65.4 × 65.4 × 21.2 mm

How to use

Connect a digital audio source to the converter’s Toslink or coaxial input, then connect the RCA L/R cables or a 3.5 mm cable from the converter to your amplifier, active speakers or headphones. Power the unit using the supplied USB-A to DC 5V cable connected to a USB power source. The device operates as plug-and-play; no driver installation is required.

Usage recommendations

For best results, use high-quality Toslink or coaxial cables and ensure the source device’s digital audio output format is compatible with S/PDIF. Place the converter away from strong electromagnetic interference and confirm sampling rate settings on the source device match the supported range to avoid unwanted resampling artifacts.