Features 18” subwoofer with 4” Voice Coil High power 1000W (PGM) input Cardioid mode capable with processors or DSP onboard power amps Lightweight yet very durable plywood cabinet with premium grade Polyurea coating SpeakON NL4MP x 3 (Parallel x2, Output x1) Dual-pole socket Optional speaker cover (SPCVR-DXS18X) and wheel kit (SPW-1) Durable Black finish Specifications Speaker type: Subwoofer, Bass-reflex Frequency range (-10dB): Passive: 32 Hz - 3kHz, Normal (*1): 32 Hz - 150 Hz, Extend (*1): 29 Hz - 150 Hz Coverage area: - Floor Monitor Angle: - Components LF: 18 Cone, 4 Voice Coil, Ferrite magnet Components HF: - Crossover: - Power Rating NOISE: 500 W (EIA 426-A) Power Rating PGM: 1000 W (EIA 426-A) Power Rating PEAK: 2000 W (EIA 426-A) Nominal impedance: 8O SPL Sensitivity (1W; 1m on axis): 100dB *2 SPL Peak (Calculated): 133 dB *2 I/O connectors: SpeakON NL4MP x 3 (Parallel x2, Output x1) Handle: Aluminium die-cast, Side x2 Pole socket: F35 mm (depth 80mm), M20 Threaded (depth 25mm) Rigging: - Width: 550 mm (21.6) Height: 657 mm (25.9) (with rubber feet) Depth: 720 mm (28.4) Net weight: 43.6kg (96.1 lbs) Options: Cover: SPCVR-DXS18X, Caster: SPW-1 Others: Enclosure Material, Finish, Color: Plywood, Durable Polyurea coating, Black/White WATCH: Yamaha Loudspeaker CZR Series and Subwoofer CXS XLF Series