S-Series 5-1/4″ Inch 2-Way Coaxial Speaker
 
Woofer
CFRP (Carbon Fiber Reinforced Plastic) cone with spezialised rubber surround
HAMR (High Amplitude Multi-Roll) Surround
25 mm Voice Coil
Magnet Material: Ferrite
Grill sold separately: KTE-S50G
Tweeter
Tweeter Type: 1″ Wide-Range Silk Dome
Magnet Material: Neodymium
Power Handling
Peak Power: 170 Watts
RMS Power: 55 Watts (CTA-2031 Compliant)
General
Frequency Range: 80 Hz – 22 kHz
Impedance: 4 Ohms
Sensitivity: 87 dB/W