LD System ICOA PRO SUB 21 A 3000W 21″ DSP Subwoofer,136dB SPL,29Hz Low-End Power
All settings can be adjusted quickly and wirelessly via the app, and multiple speakers can be paired with each other. This space-saving design, combined with a robust polyurea coating, makes the ICOA PRO SUB 21 A the ideal choice for touring and installation applications.