In
telephony
Telephony ( ) is the field of technology involving the development, application, and deployment of telecommunications services for the purpose of electronic transmission of voice, fax, or data, between distant parties. The history of telephony is ...
, a call may be placed on hold, in which case the connection is not terminated but no verbal communication is possible until the call is removed from hold by the same or another extension on the
key telephone system
A business telephone system is a telephone system typically used in business environments, encompassing the range of technology from the key telephone system (KTS) to the private branch exchange (PBX).
A business telephone system differs from ...
.
Music on hold
Music on hold (MOH) or hold music is the business practice of playing recorded music to fill the silence that would be heard by telephone callers who have been placed on hold. It is especially common in situations involving customer service.
D ...
or
on hold messaging may be played for the caller while the call is on hold, especially if the call has been placed to a
customer service
Customer service is the assistance and advice provided by a company to those who buy or use its products or services, either in person or remotely. Customer service is often practiced in a way that reflects the strategies and values of a firm, and ...
center. Alternatives to placing a caller on hold include virtual hold or virtual queuing solutions that allow scheduled or queue-based callbacks to be made to the caller.
Telephony
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