HEH is using program called Mumble as voice chat. You can download it here: Official Mumble Website
The HEH Mumble voice chat server is only for HEH Guild Members. Server details are handed by Liz or Hennu.
Who is currently online in Mumble, Registered members can check that from top menu --> mumble!
Mumble is awesome! Join to the happy,crazy chitchats of your guildies!