Alpine S2-W8D2 Marine Audio Accessories A rotating clamp receiver is

A rotating clamp receiver is included with each VEX™ pod to mate with an appropriate fixture (sold separately) for mounting to a flat surface

the receiver offers simple Bass & Treble control with balance and fader adjustment

You must use the rear-panel Black USB-A port (labeled "USB 1 2

Speaker Efficiency: 84 dB (1W/1M)

Vertical 61° viewing angle

Alpine S2-W8D2 Marine Audio Accessories A rotating clamp receiver isAbout the Alpine S2 W8D2 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 W8D2 8" sub handles up to