Measures at a minimal 4.5 deep to deliver clean and reliable bass performance in most vehicle applications. ^^ Features a 2 voice coil inside of a lightweight yet powerful neodymium magnet for up to 300W RMS of power handling ^^ Front-mounted magnet motor allows the enclosure to have an extremely shallow footprint ^^ Four adjustable, foam-padded steel mounting brackets allow for flexible installation in many areas and vehicle types ^^ Compact and efficient dual-gap voice coil structure, allows for better control over the motor