There are private CS:GO voice channels and a music channel.
Being in the Steam Group automatically makes you a Member. Being active in the Discord and Steam community upgrades you to be a Cool Kid. Being a Cool Kid allows you to apply to become a Moderator!

Ranking Order:

• Co-Owner
  
• Admin
  
• Moderator
  
• Cool Kid
  
• Member
  
  Discord Link [discord.gg]