Product Specification Model Name/Number JBL 4642A Brand JBL Nominal Diameter 2 x 18" Number Of Speakers 2 Minimum Impedance 3.2 Ohms Nominal Impedance 2 x 8 Ohms Continuous Pink Noise Power 1200 W Continuous Program Power 2400 W Peak Power 4800 W Axial Sensitivity 50 Hz to 500 Hz

101 dB,1W @ 1m 40 Hz to 100 Hz

100 dB,1W @ 1m Frequency Response (-10dB) 20-500 Hz Frequency Response (+-3 dB) 22-100 Hz Power Handling (2Hr AES Rating) 1200 W Sensitivity (1W, 1m) 100 dB Maximum SPL (1m) 131 dB Recommended Crossover Frequencies High-pass: 20 Hz,24 dB/octave or greater

Low-pass: 80 Hz to 150 Hz,12 dB/octave or greater System Polarity EIA Standard. Positive voltage to RED terminal produces forward cone motion. Input Connectors Color-coded push terminals Dimensions (H x W x D) 762 mm x 1219 mm x 610 mm (30 in x 48 in x 24 in) Net Weight 96 kg (216 lb)