Final answer:
An RJ-11 connector is typically used for connecting telephones or modems to a phone line in residential and small business settings.
Step-by-step explanation:
An RJ-11 connector is typically used for connecting telephones or modems to a phone line. It is a type of Registered Jack connector that has 6 positions and 4 contacts. The RJ-11 connector is commonly used in residential and small business settings for telephone and internet connections.