You can now reuse a Voice Broadcast (VB) in V3 if it is saved as a template.
For the HUB (V2)
You can now reuse a Voice Broadcast (VB) in the HUB if it is saved as a template (this will be in the "Broadcast Library" section), or you can find it in the "Broadcast History" section if it was not saved as a template previously. Check out this article for more on this.
For the Legacy App (V1)
Step 1: From the Dashboard, click on the Voice icon (telephone) on the left-hand side. The Voice Broadcast screen will appear.
Step 2: Click on New Voice Broadcast. The New Voice Broadcast popup will appear.
Step 3: Click the "Voice Recordings" option.
Step 4: Choose the My Voice Recordings tab.
Step 5: Choose the recording from the list that you wish to use.
Step 6: Then choose the group you wish to receive this recording.
Step 7: Click on the Use Recording button to send your recording to the group you chose.