DS18 CF6TPBNEO Hydro Wakeboard-Tower-Lautsprecher (6,5-Wege), mit 1,5 Zoll Kompressionstreiber, 150 W max. 450 W RMS), Schwarz, Schwarz, 8-inch: Amazon.de: Elektronik
Amazon.com: BOSS Audio Systems MRWT40 Marine Waketower Speaker System - 400 Watts of Power Per Pair, 200 Watts Each, 4 Inch, Full Range, 2 Way, Marine grade Weatherproof, Sold In Pairs: Car Electronics