The LDA CI-825T is a high performance column speaker for professional installations. His stylized design allows an adaptation in all types of environments and offers an IP 54 protection. The CI-825T can be installed on the wall or on columns and includes a bracket which holds the speaker vertically or horizontally that allows a 180° rotation. Lineal frequency response:170 Hz-15kHZ). Coherent phase response. Low loss transformer with power tap selector. Acoustically-transparent metal grid.