The Monitor Audio W280-IDC features an 8-inch C-CAM bass driver & a pivoting IDC module housing a 4-inch C-CAM RST inverted midrange driver & a 1-inch C-CAM Gold Dome tweeter. True 3-way design provides rich midrange detail higher system output greater power handling & superior vocal intelligibility & sound localisation. Optimum imaging & set-up are established via the pivoting IDC high frequency (+3 d B /0 d B / -3 d B) level adjustment & boundary compensation (on / off) controls.