Mission critical Push To Talk that just won't quit.

Southern Linc is the first carrier in the country to bring you public sector-grade Push To Talk on a public LTE network. New MCPTT continues to deliver the proven capabilities you and your team trust, plus some robust new features that make you more effective out in the field.

Basic MCPTT
Basic MCPTT

We've enhanced our basic Push To Talk service. Starting in late 2018, CriticalLinc customers will have access to two-way private PTT calling and group PTT calling - plus some valuable new features:

  • Broadcast Group Calling
  • Talk Group Scanning
  • User Presence (2019)
  • Ad hoc Group Calling
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High Performance MCPTT
High Performance MCPTT

High Performance MCPTT will be available late in late 2018 for $10 a month on the Sonim XP8 plan. It includes features that improve on the Basic MCPTT plan.

  • PTT Map
  • PTT Message
  • Emergency Call
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It's time to go mission critical.

Find a dealer near you, or call our support team at 1-800-818-LINC to get started.

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