The Model 2400 SR Dipole/Bipole Surround Speaker is intended for use in multi-channel audio/video sound system as dedicated side or back surround channel speaker. Each 2400 SR enclosure features a 1" soft dome tweeter and the same midrange driver found in the 2400 front LR speakers. The surround speaker can be switched between Dipole and Bipole operation for maximum flexibility when used with high resolution music sources or for conventional surround effects to mimic the surround array found in commercial movie theaters.