OPEN BOX ESX DBX600Q 2x16,5 cm (6,5") sistema dual bass reflex 600w
ESX DBX600Q 2 x 16.5 cm (6.5”) dual bass reflex system 600w. Another highlight is that they can be converted to active operation either passively or very easily by installing a QUANTUM QM400/500 amplifier in a specially designed recess.