Applications:  Medium-large scale venues including stadium, concert hall, auditorium, theaters, Music Halls, Night clubs, Large Discotheques, touring show, rental market etc. The AR-118 consisting of an passive 18"(AR-118SUB) 1000W RMs,It was recommend to use with (AR-110 line array ).AR-110 is combined with a 10" woofer and 2 1.75''Neodymium compression drivers with our own designed horns. A Pairs of AR-110 can be inserted into port of AR-118SUB, easily making the system very compact. Suitable for small to medium mobile applications. It's everything you need. All in One.◆ Line array /light-mobile designed ◆ Ideal SPL and dynamic sound ◆ High sensitivity and Transparent sound quality ◆ Very small and lightweight housing,  All in one design ◆ Agile and Flexible, Innovative hanging sections for easy hanging and installation  ModelAR-118SUBType18 Inch Passive Sub woofer SystemFrequency response36Hz－150Hz ± 3dBPower Handing800W (RMS) 3200W (PEAK)Sensitivity109dB(1W@1M)Max SPL(@1m)138dB(PEAK/1M)LF driver1×18"(460mm) wooferNominal impedance8OohmSpeaker cables1(+)1(-)Connector2×NL4MP speakonCabinetHigh Density Birch plywoodDimensions(W x H x D)582×695×720mm(W×H×D)Net Weight51kg