PA SUBWOOFER (PASSIVE) Subwoofer module designed as a low frequency boost for TX2152 systems. Rectangular shaped enclosure, built with a combination of DM wood board and plywood, covered with EVCoat, finished in black color. Includes 4 carrying handles. VLF: 2x 18 'speakers (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: 40Hz - 1.5kHz. VLF: 1,000W / 4 / 103dB / 138dB. Connectors: 2x NL4. Dimensions (HxWxD): 1154 x 508 x 691 mm. Weight: 56.1 kg.