Alpine S-S40 4 Inch 2-Way Coaxial Speaker

The all-new Alpine S-Series speakers are forged with new materials and innovative manufacturing techniques to deliver amazing sound quality beyond their price range. They feature Alpine’s HAMR surround for high linearity and accuracy, as well as a new patented CFRP cone for excellent clarity and responsiveness. With their extreme efficiency makes them perfect for OEM upgrades, plus with many sizes available they suit a wide variety of vehicles.

Woofer
CFRP (Carbon Fiber Reinforced Plastic) cone with spezialised rubber surround
HAMR (High Amplitude Multi-Roll) Surround
25 mm Voice Coil
Magnet Material: Ferrite

Tweeter
Tweeter Type: 1″ Wide-Range Silk Dome
Magnet Material: Neodymium