SUBWOOFER FOR PA (PASSIVE) Subwoofer module designed as low frequency reinforcement for TX1122 or TX1152 systems. Rectangular-shaped enclosure, built with a combination of MDF and plywood, covered with EVCoat, finished in black. Includes 2 carrying handles, support for speaker mast. VLF: 1x 18' speaker (EVS-18S). It has an integrated low-pass filter allowing parallel connection with a full range system without the need for an additional amplifier and processor. Response - 10dB: 45Hz - 700Hz. VLF: 500W / 8 / 100dB / 132dB. Connectors: 2x NL4. Dimensions(HxWxD): 769 x 508 x 591mm. Weight: 33.8 kg.