5-1/4" (13.5 cm) Coaxial 2-Way S-Series Speakers, Peak: 170 W, RMS: 55 W, Impedance: 4 Ohms The S-Series delivers amazingly high performance for this class of speaker.
Peak Power: 170 Watts RMS Power: 55 Watts Frequency Response: 80 Hz - 22 kHz.
They also feature a larger voice coil than previous types for higher driving power, and the same HAMR surround as used on the X-Series.
They boast the world’s first use of a CFRP diaphragm (Carbon Fiber Reinforced Plastic), which has the ideal balance of hardness and light-weight, for extremely clean and accurate sound. 5-1/4" (13.5 cm) Coaxial 2-Way S-Series Speakers, Peak: 170 W, RMS: 55 W, Impedance: 4 Ohms The S-Series delivers amazingly high performance for this class of speaker