​The Optical Digital Audio Switcher can switch two optical digital inputs to a single optical digital output to lengths of up to 5m, using TOSLink optical cables, reliably and without loss of quality. It is designed to be compact, easy to install and use, making it ideal for home or professional audio distribution.

(DT-21, AU-D21)


  • Supports the S/PDIF standard of digital audio transmission
  • Supports uncompressed 2-channel LPCM (Linear Pulse Code Modulation) audio signal
  • Supports compressed 2-channel and multi-channel Dolby Digital and DTS audio signals
  • Provides electromagnetic-noise-free transmission
  • Easy to install and to operate

Model # DT-21
CYP EU Model # AU-D21
Brand Cypress
Shipping Weight 0.2750kg

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