300 watt, high-current Class AB down-firing 10” ULT™ ultra-long throw bass engine with front-firing 10” passive radiator. Active 10” driver has steel frame and high power voice coil with hand-thrown paper cone. 10” Passive radiator employs ultra-fast and stiff carbon fiber and produces the same surface area as a 15” driver. Continuous crossover 30-120 Hz., Neutrik Speakon™ high-level input for direct connection to amplifier and RCA low-level input with separate volume control, .1/LFE input with separate volume control. Control panel on rear of enclosure provides easy access to all connectivity, gain controls and phase reversal switch. Hand-rubbed Piano Gloss Black or High-Gloss White Lacquer finish. Dimensions (WHD): 13 x 4.7 x 13.78 in., 330 x 373.5 x 350 mm (height includes feet, depth includes grille). 39 lbs., 17.7 kg.