Poly-Planar

Poly-Planar MS56 Waterproof Box SubwooferModel: MS56Dual Voicecoil, high-excursion, 5.25" wooferHigh density, UV stable enclosureWater resistantBass-reflex, high-efficiency acoustic designSide vented...

PolyPlanar USBPM2 Panel Mount Dual USB PortModel: USB-PM2USB type C 18-watt fast chargeUSB 3.0 fast chargeDigital battery voltage displayTranslucent cover to allow battery voltage to be monitored...

Protect your stereo from the harsh marine environment. These gasketed covers are designed to keep moisture away from your stereo. Both the WC400 enclosure and the WC3 panel mount accommodate dual...