21-29′ Pontoon Boat Bluetooth Marine Receiver, 4 X 6.5” Waterproof White Spe By admin in 21-29' November 13, 2023 21-29′ Pontoon Boat: Bluetooth Marine Receiver, 4 X 6.5 Waterproof White Speakers W/Led, 4 Channel 1000 Watt Marine Amplifier, Amp Install Kit, 18 Gauge 50 FT Speaker Wire, Antenna. Wireless communication technologies Bluetooth, Infrared.