... Use for conference room,background music. Protable Wall Mini Speaker CS SeriesFeature1. Professional Meetings Speaker, high degree of reduction human ... voice-oriented sound reinforcement situations.Technical Parameters Model CS-6 CS-8 CS-10 Crossover Frequency 3KHz 2.8KHz 2.6KHz ... Gross Weight(KG) 12 15 20Pictures in Details1. CS-6 2. CS-83. CS-10Speaker, Loudspeaker, Pro Audio, Audio System, Speaker ...