Analog Partyline Digital Network Partyline Digital Matrix Wireless IP Communications ICON Solutions Accessories Signal Transport Solutions Home > Products > Analog Partyline Intercom > Program Interrupt (IFB) > TR-50 Product Descriptions Technical Details Resource Related News Order Code TR-50 Product Spares List Product Spare Part Spare Part Description 720278 TR-50 REPLACEMENT PHONE JACK ASSY Associated Products