Aquatic AV SWA6 Mini Combined Stereo Subwoofer [SW632] Lighting | Accessories Black Magic Air blocks are

Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers

Single Lever/Dual Function and Dual Lever/Dual Function for shift

Sensor (inch): Sensor 1/4" CMOS Sensor

Volvo Penta Engines Covered: D2-55A

If you need a pro-grade

Aquatic AV SWA6 Mini Combined Stereo Subwoofer [SW632] Lighting | Accessories Black Magic Air blocks areSWA6 Mini Combined Stereo & Subwoofer Features: 5 Active Subwoofer with Bluetooth 48Wx4 @ 4 Ohms 72Wx4 @ 2 Ohms 1x 144 Subwoofer Output 2x Full Range Speaker Outputs Built In Electronic Crossovers Tuned Port Bluetooth Halo Aerial Technology Compatible Remotes: RF6 WR6 (Sold Separately)