SSV Works Speaker Grill Color Add-On:The SSV Works speaker has another great feature- a mesh grill with interchangeable color inserts. The inserts are swappable in just seconds, allowing you to custom-match the speakers color to the rest of your side-x-side. Choose from Blue, Orange, Red or White. Sold in pairs. Add-on AUX Input and 2.1a USB Charge Port: Want to add an aux 3.5mm input to your WP Overhead Stereo System or charge your media player? We ve got you covered with an aux input and USB charge port. Mount it in the glovebox or replace your dash power port. It simply plugs into your WP system and wires to accessory power. At only 1.5 wide, it can go anywhere you need it!