Alpine S2-W10D4 Motorcycle Source Units it can be easily hidden

it can be easily hidden in your car's glove compartment or beneath a seat

It also features an ultra-efficient 25mm dome tweeter with integrated phase plug and is made water/weather resistant with the addition of a Santoprene front isolation spider connecting between the tweeter housing and cone assembly

Fast Forward/Rewind and Random/Repeat

Because the crossovers are separate

Alpine S2-W10D4 Motorcycle Source Units it can be easily hiddenAbout the Alpine S2 W10D4 Great bass for less For the best in bass, you need the best in materials and engineering. Alpine's redesigned Next Generation S Series subwoofers apply technology from their higher end subs to bring you the depth and punch that'll make your tunes come alive. With high tech materials and Alpine know how, these subs deliver the lows you crave at a budget friendly price. Redesigned for better sound The S W10D4 10" sub handles up