Front Right Speaker, FR,R or Right Front Rear Right Speaker, R/R, BR, SBR, Right Surround, Back Right or Surround Back Right IE FRONT SATELLITE SPEAKERS Center Channel Speaker or C REAR SURROUND SPEAKERS Front Left Speaker, FL L or Left Front Rear Left Speaker, R/, BL, SBL, Left Surround, Back Left or Surround Back Left 9 2010830 9:59:59