AV sockets of video recorders and TV sets can use different types of connectors. A distinction is made between balanced, the balanced connections and the asymmetrical. In the professional and semi-professional field, the XLR connector is available for balanced connections. Asymmetrical connections include the DIN plug, Cinch plug, BNC plug, jack plug, Honda plug and the Scart plug, which is also known as the Euro AV plug. In addition, the TOSlink is available for FO connections via plastic fibers.