QSC KS118, Active 18"" Subwoofer, 3600 W Class D amplifier module, direct radiating 18"" long excursion direct radiating driver, Frequency response: 35 - 111 Hz, Max. SPL (sound pressure level): 136 dB, Nominal coverage angle: Omnidirectional (360°) or cardioid - Cardioid setup requires at least 2x KS118 units, DEEP mode, Multi-functional display, Adjustable crossover and delay, Gain control, Signal LED, Limiter LED, Power LED, High-performance DSP, 2 XLR/Jack combo line inputs for channels A and B, 2 XLR/M outputs for channels A and B, Vertical and horizontal deployment possible, M20 threaded pole receiver, 18 mm Birch plywood housing with impact-resistant lacquer finish, 4 Heavy-duty casters, LOCK power cable (length: 3 m), Dimensions including casters (H x W x D): 640 x 520 x 785 mm, Weight: 47 kg, Colour: Black, Suitable cover available under Article Nr #475505# (not included)