The Installation Series have the unique capability of delivering an incredible amount of pure and clear sound. These systems are designed for portable sound reinforcement and for fixed installations. With Their 90 ° of conical dispersion, the Ciwi and Cimi series are a perfect fit in the most common applications of sound reinforcement. With an extremely powerful and authentic sound These products are perfectly suited for disco clubs, lounge bars, restaurants, shopping malls, cruise ships, sports arenas, outdoor and indoor parking areas and for all general indoor and outdoor audio applications. Integrating the powered subwoofers from Apia's C series (Sub-C and C-Infra) Ensures excellent coverage of the entire musical frequency range down to 25 Hz.s