Universal Music Group is the world's largest music content company, owning record labels like Island Def Jam and Universal. Island Def Jam focuses on pop, rock, hip hop, and R&B artists appealing to ages 15-20, while Impulse! Records focuses on jazz artists appealing to ages 35 and older. Interscope-Geffen-A&M manages hip hop, pop, and rock artists appealing to ages 15-20, and Lost Highway Records focuses on country but also alternative rock and country, appealing mostly to older males interested in country music.