HP 613348-001 - Speaker assembly - Includes cable - For use on models equipped with a 15.6-inch display assembly Retail
HP 613328-001 - Display hinges - For use on 6550b and 6540b models with a 15.6-inch display assembly Retail
HP 613316-001 - Audio and ExpressCard assembly - For use with models equipped with a 15.6-inch display Retail
