Product Detail Exceptional driver integration > well-balanced sound with superior detail 1 waveguide-loaded high-frequency drivers > excellent clarity 5 Kevlar low-frequency drivers > high resilience and durability 70 watts of bi-amplified power with crossover dedicated reproduction of high and low frequencies Magnetic shielding > electronic equipment coexists without interference . The "M-Audio Studiophile BX5a Deluxe - 70-watt Bi-amplified Studio Reference Monitors" is best product for you. We recommended M-Audio Studiophile BX5a Deluxe - 70-watt Bi-amplified Studio Reference Monitors