US Patent 10994643 Headrest with speakers

A head restraint assembly is provided having a head restraint with a forward contact surface. At least one loudspeaker driver is embedded in the head restraint and offset rearward from the forward contact surface. A waveguide extends from the loudspeaker driver toward the forward contact surface and is configured to direct a sound output from the loudspeaker driver at a listening direction being different than a central axis of radiation of the loudspeaker driver.