Amazon.com: Alto Professional TX212S - 900 Watt 12" Powered Speaker Subwoofer with DSP, Selector for Companion PA Speaker and Class D Amplifier with Overdrive Protection, black : Musical Instruments
Amazon.com: Alto Professional TX212 - 600-Watt 12-Inch 2-Way Powered Loudspeakers With Active Crossover, Performance-Driven Connectivity and Integrated Analogue Limiter : Musical Instruments