Hertz Marine 6.5" Marine Coax Set with RGB LEDs HEX 6.5 S-LD-GHertz HEX Series HEX 65 S LD G 6. 5" 4 Ohm Marine Coax Set with RGB LEDs SPORT option grille HEX coaxial with RGB LEDs lighting option always provide the perfect style for your boat, giving you years of pure fun while cruising, being over engineered and tested for Marine applications. The compact 6. 5 speaker, with a depth of only 2. 36 in. delivers a detailed and dynamic sound, making every outing memorable. HEX sport grille can be easily removed to