OTS-55 Optical Talk Set

Provides clear digital voice transmission over a single fiber; hands free operation makes communication convenient for technicians using a headset or speaker phone mode.

The OTS-55 Optical Talk Set provides clear digital voice transmission over a single fiber. Hands free operation makes communication even more convenient for the technician by using either a headset or the "speaker phone" mode.


  • Hands free operation in either headset or "speaker phone" mode.
  • Crystal clear digital voice transmission.
  • High flexibility due to the compatibility with other VIAVI instruments such as the T-BERD/MTS 8000, T-BERD/MTS 6000, or OFI-2000.
  • New Visual Fault Locator Option


  • Enables secure and reliable communication through a fiber during fiber installation, maintenance, or troubleshooting.

Key Features

  • More than 45 dB dynamic range, enabling communication across fibers of more than 200km long.
  • Unique power supply management system with 4-way powering.
  • Robust, shock-proof, and splash-proof design for field operation.

Support at Every Step

We provide support, services, comprehensive training and the resources you need. It’s all part of what we do to maximize the value of your VIAVI investment.

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