Alpine SWT-10S4 Subwoofer Sports while the FF High Speed

while the FF High Speed Prime Line and FF Zoom Line are compatible with a full-frame image circle

The Contemporary line is part of Sigma Global Vision and is the perfect blend of image quality and compact size

4 aperture make it ideal in low light and the lens is compatible with the Sigma USB dock and Optimization Pro software to adjust and fine tune focusing parameters

It can also be used for macro-style close-up photography owing to its maximum magnification of 1:2

or mounted behind a receiver to optimize power and space in the vehicle

Alpine SWT-10S4 Subwoofer Sports while the FF High Speed10 truck subwoofer with 4 ohm voice coil Kevlar reinforced pulp cone with polyurethane foam surround power handling: 350 watts RMS (1000 watts peak) frequency response: 30 200 Hz mounting depth: 4 3 16