4-Way Optical Switch with built-in DAC and audio conversion


Our OPT41AU is an advanced 4-way optical audio switch. Perfect for the integration of multiple audio sources with a soundbar. The OPT41AU also has a built in DAC and simultaneous digital and analogue stereo audio outputs. The OPT41AU supports 192kHz sample rates and up to 24-bit resolution for enhanced sound reproduction.

Box Contents

1 x OPT41AU
1 x IR Remote control
1 x 5V / 1A DC power supply
1 x Mounting kit
1 x User manual



Key Features

  • Features 4x optical SPDIF digital inputs which can be switched to single optical output

  • DAC (Digital to Analogue Audio Converter) converts selected optical digital to analogue left/right stereo audio output

  • Built-in digital audio converter converts selected optical audio input to coaxial digital output

  • Outputs optical digital, coaxial digital and analogue left/right stereo audio concurrently

  • Supports sample rates 32kHz, 44.1kHz, 48kHz, 96kHz & 192kHz up to 24-bit resolution

  • Supports LPCM, DTS, Dolby Digital and Dolby Digital plus when used as a straight digital in / digital out switcher

  • Ultra low jitter and high fidelity design

  • Input selection button on front panel to toggle between optical inputs

  • IR receiver on front panel to switch inputs and turn On / Off audio outputs using supplied IR remote

  • External IR input can be used to extend IR with Blustream IR receiver cable


  • Audio Input Connectors: 4x Optical (SPDIF)

  • Output Connectors: 1x Optical (SPDIF), 1x RCA (SPDIF) & 1x Analogue audio L/R (3.5mm stereo Jack)

  • IR Input Ports: 1x 3.5mm stereo Jack

  • Product Dimensions (WxDxH): 140 x 80 x 25mm (with connections)

  • Product Dimensions (WxDxH): 140 x 70 x 25mm (without connections)

  • Product Weight: 0.25kg (excluding accessories)

  • Carton / Box Dimensions (WxDxH): 210 x 125 x 90mm

  • Shipping Weight: 0.5kg

  • Operating Temperature: 32°F to 104°F (0°C to 40°C)

  • Storage Temperature: -4°F to 140°F (-20°C to 60°C)

  • Power Supply: 5V / 1A DC, screw type connector

  • Mounting kit included