Making Port O'nor
Silver magical collar
Casting Time: 1 action
Range: 100/500 feet
The collar of elven make, well preserved, light (half the normal weight), flexible where it needs to be.
Short Distance: The wearer can speak and hear another creature up to 100 feet. You must have line of sight and speak at the creature for the connection to hold. If a barrier moves into the line of site, the message fails. If a creature moves into the line of site, they become the recipients of the message.
Or the wearer can cause his or her voice to carry clearly for up to 500 feet.