THX Ultra2 -certified Dipole Surround LoudspeakerInstaller-Configurable to 8'', 3-Way Dipole OperationAuto-Switchable to Direct-Radiating Pattern Using 12 Volt TriggerSingle or Dual Drive Capability; Horizontal or Vertical Orientation; 90° Rotatable Mid/High Array for Use In-Wall or In-CeilingFits Completely Flush in a Standard 4'' Depth Wall or CeilingFactory Configured in 8'', 3-Way Bipole Operational ModeIntegrated One-Piece Back BoxRetrofit (S4RFB) and New Construction (S4PCB) Bracket A vailable
