Skoice is a proximity voice chat running on Discord which allows your players to communicate vocally, depending on their in-game position. The built-in Discord bot takes care of everything.
I would really like this to be added and it would help a lot
https://www.spigotmc.org/resources/skoice-proximity-voice-chat.82861/
Discord: https://discord.gg/fJVkJCgzXM