Mica reinforced IMPP cone has high rigidity and delivers impactful bass.- High compliance rubber coated cloth surround and P.F.S.S.(Progressive Flex Suspension System) spider realize stable excursion even during high power output.- Heat resistant and long voice coil with powerful motor assembly provides accurate stroke and clear sound.- Wide application concept easily fits into a variety of vehicles.- Polypropylene Woofer Cone PEI Balanced Dome Tweeter.- Max Power Handling 520 watt- Power Handling Wrms 70 watt- Sensitivity (2.83B/1m) 94db- Frequency Response 80Hz-22000Hz- Note- Customer Care N0-9625000943 Timings -10am To 6pm (After 6pm Whatsapp Your query) Monday to Saturday