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Alto Professional TS12S - 2500-Watt Powered Subwoofer with 12” Driver The Alto Professional TS12S delivers powerful, controlled low-end sound with a 2500-watt Class D amplifier and a premium 12-inch driver, perfect for live performances, clubs, houses of worship, and more. Key Features 2500W peak power output for impactful bass High-efficiency Class D amplifier for reliable performance 12-inch woofer with 3-inch high-temperature voice coil (2) XLR + 1/4-inch combo inputs and (2) XLR thru outputs for easy connectivity User-selectable EQ tunings: Off, Live, DJ Phase Alignment selector switch with 0°, 90°, 180°, and 270° settings Rugged, internally braced front-ported MDF cabinet with integrated 36 mm pole socket Mark-resistant splatter-spray finish for durability Electronic clip, thermal, and transducer overdrive protection Designed and tuned in the USA Performance and Build Quality The TS12S powered subwoofer enhances your PA system with tight, punchy low-end frequencies, delivering a full and balanced sound experience. Its premium internally braced MDF cabinet minimises unwanted vibrations, ensuring clear and defined bass without rattles or distortion. The 12-inch driver with a 3-inch voice coil is built to withstand the demands of live performances and touring. Versatile onboard controls allow quick adjustment of EQ settings and phase alignment to suit any venue or setup. Dedicated input and output connections make integration with Alto Professional full-range loudspeakers or other standard speakers seamless. Specifications Output Power: 2500W peak @ 4Ω Transducer Low: 12” (305 mm) woofer; 3” (76.2 mm) high-temperature voice coil Frequency Response: 44 Hz – 95 Hz (-3 dB) Frequency Range: 38 Hz – 110 Hz (-10 dB) Maximum SPL: 130 dB (@1m) Connections: (2) XLR + 1/4” (6.35 mm) inputs; (2) XLR outputs; (1) IEC power cable input External Controls: Volume control, signal/clip limiter with LED, speaker use button, proximity button, power switch with LED Electronic Protections: Electronic clip, thermal and transducer overdrive protection Enclosure: Internally braced MDF cabinet; 36 mm mounting pole socket on top panel Power Connection: Standard IEC cable Input Voltage: 100-120 V, 50/60 Hz; 220-240 V AC, 50/60 Hz Power Consumption: 1600W Fuse: 100-120 V, T15AL AC250V; 220-240 V, T8AL AC250V Dimensions (H x W x D): 17.9” x 18.1” x 19.9” / 454.7 x 459.7 x 505.5 mm Weight: 57.1 lbs / 25.9 kg