WS-218 
 Components (components): VLF 2 × 18 "(460mm) 
 Connectors (connectors): 2 × NEUTRIK NL4 
 Frequency Response (Frequency): 35Hz-150Hz ± 3dB 
 Sensitivity (1W/1M) (sensitivity): 102dB 
 Maximum sound pressure (the maximum sound pressure): 130dB 
 Rated Power (Rated Power): 1000Watts 
 Maximum power (maximum power): 4000Watts 
 Nominal Impedance (nominal impedance): 4Ω 
 Recommended Amplifiers (Recommended amplifier): 800 to 1200Watts into 8Ω 
 Height × Width × Depth (H × W × D): 1066 × 561 × 780mm 
 Weight (Weight): 87kg 
 WS subwoofer series is a dual driver, direct Subwoofers. Its layers of birch plywood box by the compression from the vacuum. 
 It uses very high-performance long range bass driver and a port for the same size of the low-frequency low-noise high-power operation. 
 WS subwoofer series of ultra-integrated configuration and harmonious style to the unusual dynamic range produces an exciting sound, unmatched low-frequency explosive. 
 Especially with CAF the WF series full range speakers to use, surrounded by a strong sense of music and bursting with results! 
 Is DISCO, HI room, bar, KTV, slow roll bar and other places of choice!