Relay+ is cellular powered, just like your smartphone. This means a faster network, reliable coverage and no walkie-talkie range issues. Relay provides on-demand access to your team, giving you complete control and flexibility.
Zello is the leading push-to-talk voice messaging app for teams and businesses worldwide, turning iOS, Android, and Windows devices into walkie-talkies that also record messages, track location, and send emergency alerts.
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