JBL Professional CSS-1S/T 60W RMS Speaker - 2-way - BlackJBL Outdoor 2 Channel Set CSS 1S T is a versatile, compact two way loudspeaker designed for use on 100 V or 70 V distributed speaker lines, or in 8 ohm direct mode. The 135 mm low frequency loudspeaker and 19 mm polycarbonate dome tweeter reproduce full range sound quality for foreground or background music and are voiced for maximum speech clarity and intelligibility. Product Features: 10 Watt multi tap transformer for 100V or 70V distributed speaker