Above and Beyond

Vocalis is the most complete Push-to-Talk system over cellular.

Vocalis is a Push-to-Talk (PTT) over cellular system that is easy to use, gives you complete control, and covers more of the nation because of our unique network agnostic SIMs. This means you get the best PoC (PTT over Cellular) solution for whatever your needs are at the best prices.

Restriction App

Our specially developed Vocalis Lock application can be installed along with the Vocalis app allowing you to block unauthorized usage by employees which can increase data costs. You choose the apps that are allowed to access cellular data.

Connect to WebGate

Only Vocalis connects your PoC devices to Datalink’s WebGate service. WebGate provides you with the tools to track everything in your fleet. WebGate merges different networks and a wide range of remote assets on a common screen allowing for easy asset monitoring.

Network Agnostic SIMs

Network agnostic SIMs allow you to save on data costs while also providing superior coverage. They will connect to the cellular tower with the best coverage for your area.

Superior Coverage

Network Agnostic SIMs Cover More Places Than Any One Carrier

Using Vocalis with our network agnostic SIMs allows for more coverage than any one carrier can provide. No matter your location your device connects to the strongest signal. No other provider of PTT over cellular offers this level of coverage.

Vocalis Devices


The VOCX8 is a full-feature, ruggedized Android phone. It allows for greater functionality while still having physical PTT and SOS buttons. If you are comfortable with Android OS, you will already know how to use this device. With MIL-STD-810G certification the VOCX8 is incredibly rugged.