Navy E-4/5/6 Information Systems Technician Rating Badges ISLAND_23D Musicians are those who are

Musicians are those who are members of official Navy bands

for example

United States Army Medical Service Branch Insignia - Officer

professional appearance

Navy E-4/5/6 Information Systems Technician Rating Badges ISLAND_23D Musicians are those who areUnited States Navy E 4 5 6 Information Systems Technician Rating Badge Criteria: Worn by Information Systems Technicians (IT) with ranks from Petty Officer 3rd Class (E 4) to Petty Officer 1st Class (E 6). Information Systems Technicians are typically responsible for the design, instillation, operation and maintenance of the information systems used by the USN. This includes wide and local area networks, mainframe systems and associated peripheral