OTS 55

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.