1600 W (peak), 133 dB peak SPL on the EKX-15S utilizing highsensitivity transducers designed and engineered by EV. Lightweight, compact 15-mm wood enclosure with internal bracing, and durable EVCoat finish. Large slot ports for low distortion and excellent bass extension. Metal grille reinforcement bar (two bars on the EKX-18S). M20 threaded pole mount plate. Specifications Axial Sensitivity (SPL, 1 W @ 1 m) 95 dB Connector Type Dual NL4 Coverage (Nominal -6 dB) H 90 ° Coverage (Nominal -6 dB) V 60 ° Enclosure Material 15 mm, plywood with EVCoat Frequency Response (-10 dB) 40 Hz - 300 Hz Half Space Measurement Frequency Response (-3 dB) 60 Hz - 100 Hz Half Space Measurement Grill 18 AWG steel with powdercoat LF Transducer EVS-15C 381 mm (15 in) Maximum SPL 133 dB Maximum SPL is measured at 1 m using broadband pink noise at rated peak power rating Minimum Impedance 7.5 O Nominal Impedance 8 O Power Handling (Continuous / Peak) 400 W/1600 W Recommended High-Pass Frequency 35 Hz Height 11RU 455 mm (17.91") Width 530 mm (20.87") Depth 551 mm (21.69") Weight Net 24.9 kg (54.9 lbs)