Poly-Planar 2023 Catalog We are ready to claim our share of the pool, spa, RV, and mobile outdoor audio markets with a line of innovative products backed by our more than 30 years of bespoke engineering know-how. Add to cart Quick view Compare Close WC4-W – Radio Splash Cover $37.95 Add to cart Quick view Compare Close MB21W – 8W VHF Extension Speakers Surface Mount $32.95 Sold out Read more Quick view Compare Close GSMR30 Radio $299.95 Add to cart Quick view Compare Close MA7020G – Oval Popup Spa Speaker $189.95 -17% Add to cart Quick view Compare Close MA4052LG – 5″ Two-Way LED Self Drained Spa Speaker $59.95 $49.95 Quick view Compare Close MA6600 – 6 1/2″ Platinum Round Speaker Add to cart Quick view Compare Close FS1 Floating Bluetooth Speaker $349.99