Our engineers have used class D technology on the Sub A15 MKII to make an efficient and lightweight subwoofer making for easy transportation and set up ideal for mobile DJs, bands and other musicians on the road. Qubit™ is our new powerful and precise 24-bit 192kHz DSP processing. With advanced adaptive multi-band dynamic processing and filtering Qubit helps fine tune your system to sound natural and open. Qubit processing optimises the loudspeaker to provide smooth digital crossover points that are perfectly aligned in terms of phase response and time-domain.