Hytera, ICOM, Kenwood & TAIT all offer a "Stand Alone" single cellular network PTToC service.     Datalink's VOCALIS 5G-4G is fully integrated with Datalink's WebGate.  


Datalink's VOCALIS PTToC works everywhere. Our global SIMS delivers a network agnostic PTToC, M2M Cellular Service, providing new, recurring revenue opportunities for resellers. Datalink's VOCALIS is fully integrated with WebGate and VOCALIS is available in a number of languages.
       VOCALIS is network agnostic and our Global SIMS connect automatically
                 to the strongest GSM Tower irrespective of carrier ownership.


developed by Datalink Systems

  • PTT between Drivers and Dispatch Desks.
  • Dispatch Jobs and Work Orders to field workers
  • Emergency SOS with relay to multiple Emails.
  • Immediate GPS location on emergency trigger.
  • GPS every minute or as programmed.
  • Two way text messaging.
  • Low cost VoiP Cellular Airtime.
  • Network Agnostic. Auto selects strongest channel
  • Links to 3rd party management programs
  • USA- Canada - Mexico open border service





The VOCALIS-DC Dispatcher, is a multi-functional and visualization-dispatching system that includes private call, group calls, sending messages, creating dynamic groups, disconnecting, stuning, monitoring, GPS tracking etc. It can provide timely dispatching functions for most companies. Operationally VOCALIS-DC Dispatcher station is Windows based.  It is recommended to use 1024 x768 screen resolution.
Branch Offices can talk to each other or in group discussions as needed.



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Datalink sells Software. Resellers source hardware terminals directly from manufacturers and distributors
Or our Regional Distributor.  Contact us for details





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The Bivy communicates with the Iridium Satellite Network and connects to 4G terminals over Bluetooth. This provides two-way texting and GPS tracking when cell' is lost.