V.O.S (Hangul: 브이오에스, pronounced bee oh ess) is a South Korean boy group. V.O.S. stands for Voice of Soul. They debuted with "The Real" in 2004 under Star Empire Entertainment. In between their group activities, the remaining members, Choi Hyun-Joon and Kim Kyungrok have pursued solo activities. V.O.S.'s fanclub name is "Soulmate" and the fanbase colour is Pearl Burgundy.