Tele-Communication (Telecom) Terms Glossary and Dictionary

HCO: Hearing Carry Over

Hearing Carry Over (HCO) refers to a method for using TTYs (Teletypewriter). HCO allows a person with a speech disability to hear a response from their party directly. HCO is often used in conjucntion with a Relay Service.



Related Terms:

HCO: Hearing Carry Over