S-Series 5×7 Inch 2-Way Coaxial Speaker
Woofer
CFRP (Carbon Fiber Reinforced Plastic) cone with specialised rubber surround
HAMR (High Amplitude Multi-Roll) Surround
Magnet Material: Ferrite
Tweeter
Tweeter Type: 1″ Wide-Range Silk Dome
Magnet Material: Neodymium
 Power Handling
Peak Power: 230 Watts
RMS Power: 75 Watts (CTA-2031 Compliant)
General
Frequency Range: 73 Hz – 22 kHz
Impedance: 4 Ohms
Sensitivity: 88 dB/W