ALS8
ALS8 has a single 18" sub-low frequency driver with Ceramic magnet, 4" voice coil. The former use glass fiber, reduce the weight and strengthen the strength. The magnet use ceramic, so the low frequency response is very deep and rich. Copper voice coil, can speed up the voice sonic. ALS8 use heavy-duty cast aluminum chassis for increased rigidity and heat sink, very suitable for touring application.