ST Series is a practical solution for high intelligibility speech and audio applications, covering infill or delay, production studios, presentations and high power music sound reinforcement with or without subwoofers. A key requirement for everyday audio systems, delivering simple ‘plug and play’ solutions, without compromising performance and portability. Legendary RCF transducer technology coupled with state of the art digital amplification topology resulting in a perfectly optimised loudspeaker series. The ST Series provides high end audio coverage even at extreme sound pressure levels, unmatched reliability and acoustic compatibility across the whole series.Features1200 Watt Peak, 600 Watt RMS131 dB max SPL45 Hz - 20 kHz frequency response15" Woofer, 2.5" voice coil1" Driver, 1.4" voice coilAcoustical Specifications Frequency Response -3 dB: 45 Hz ÷ 20 HzMax SPL: 131 dBHorizontal coverage angle: 90°Vertical coverage angle: 60°Compression Driver: 1", 1.4" voice coilWoofer: 15" neo, 2.5" voice coil Input/Output Section Input signal: bal/unbalInput connectors: Jack-XLR maleOutput connectors: XLR female Processor Section Crossover frequencies: 1400 HzProtections: RMS limiter, HFLimiter: Fast limiter Amplifier Specifications Total power: 1200 W PEAK High frequencies: 400 W PEAK Low frequencies: 800 W PEAKTotal power: 600 W RMS High frequencies: 200 W RMS Low frequencies: 400 W RMS Cabinet Cabinet Material: Baltic birchHandles: 1 sidePole Mount/Cap: YesColour: Black Physical Specifications Height: 362/14.25 mm/inchWidth: 673/26.49 mm/inchDepth: 473/18.62 mm/inchNet Weight: 20.7/45.63 kg/lbs.