A plug and socket for coaxial cable. RCA connectors are used for analog audio signals (see analog audio). They are also used for digital audio (see S/PDIF) and analog video (see composite video).

Ideal for connecting subwoofer speakers to audio components ... unique gripped molding and corrosion-resistant gold-plated RCA connectors provide a consistently tighter fit than commonly rolled ...

The red and white connectors work together to carry the left and right audio signals to produce stereo sound. One use case for RCA cables is connecting multiple subwoofers to your home theater ...

A plug and socket used in professional audio equipment ... connection and locks into the socket. XLR connectors are twice the size of the standard RCA plugs and sockets found on consumer equipment.