This best selling product which famous for all types of function and events, allow you to enjoy the most powerful sound which give you almost the full coverage. The most popular product in Vinal Audio. Componentes of line array system: Basic components: VL1152L*1+VL2082A*1+VL2082B*3 A. Power capacity: 1100W(RMS) B. Frequency response: 32~18KHz C. Nominal impedance: Sub-bass speaker 8Ω, One line array speaker 16Ω, Two parallel speakers 8Ω D. Sensitivity: 99.6dB/1M. 1W F. Maximum SPL: 1M: 133dB; 50M: 116dB; 100M: 113dB Additional cabinets required to expand line array system: Basic component+VL2082B*2n (If n>=2, Adding one VL1152L each line, and n>=6) Example for: Mid-sized line array: VL1152L*2+VL2082A*1+VL2082B*7 units Large-sized line array: VL1152L*2+VL2082A*1+VL2082B*11 units Extra large line array: VL1152L*2+VL2082A*1+VL2082B*15