Alpine S2-W12D2 Android provides the ability to assign

provides the ability to assign the pre-outs to the AP4 D amplifier

USB ports: 2

300 W Peak Power Impedance 4 Ω Frequency Response 40 ÷ 4500 Hz Sensitivity 87 dB/Spl Magnet N48 “H-grade” Neodymium

The HDS-990 features a wide range of outputs for maximum system-building flexibility

Blutooth audio

Alpine S2-W12D2 Android provides the ability to assignNext Generation 30cm (12") S Series Subwoofer with Dual 2 Ohm Voice Coils S2 W12D2 Alpine's redesigned next generation S Series subwoofers apply technology from our 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. The S W12D2 30cm (12") sub handles up to 600 Watts RMS, so you can drive it hard without any