Alpine S2-W12D4 S-Series 12" subwoofer w/dual 4ohm voice coils component speakers you'll see more detail whether

you'll see more detail whether you're backing up in a bright parking lot at noon or a dark parking garage at midnight

tweeter level adjustment: 0 or -3 dB

Alpine's KAC-001 Truck Accessory Controller saves the day by allowing you to integrate command of up to 8 different accessories through the touchscreen display of your compatible Alpine car stereo

This system adds Alpine's PWE-S8 powered 8" sub for some serious bass reinforcement and a pair of impressive SPV-10TW-WRA 1" Teteron dome tweeters to bring out all the high-frequency details

14MP Sony Exmor R Starvis rear sensor

Alpine S2-W12D4 S-Series 12" subwoofer w/dual 4ohm voice coils component speakers you'll see more detail whetherGreat 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 W12D4 12" sub handles up to 600 watts RMS, so you