Alto Professional TS212S | 12″ Powered Truesonic Subwoofer with Quiet, Fanless Cooling (1250W Peak Class D Power / 42-100Hz) | Global Electronics and Communication
Alto TX210 (Pair) & Alto TS212S Sub (Pair) | getinthemix.com
Amazon.com: Alto Professional TS212S | 12" Truesonic Subwoofer with Quiet, Fanless Cooling (1250W Peak Class D Power / 42-100Hz) : Musical Instruments
B Stock : Alto TS212S Sub 1250-Watt 12" Powered Subwoofer - Andertons Music Co.
Alto Professional TS212S | 12" Truesonic Subwoofer with Quiet, Fanless – JG Superstore