USC-211 Simple Water-Proof One Way Telephone

The USC-211 is an analouge Telephone/Intercom/Talkback station used on mooring stations, workshops etc, for direct calls to Bridge or ECR. It has 3 direct call buttons. The station can be called by any telephone. A command talkback call can be set up from a USC-411 or USC-421, where the call will immediately open the speaker of USC-211. A talkback group call can be made for up to ten USC-211 stations, forming a command group call where all stationsare listening when the calling party is speaking.