Outdoor wireless speaker FYS020WL 1)2.4G wireless technology 2)Beautiful design and weather- ... .3lbs (Pair) ADVANTAGE:1.Made with 2.4G wireless technology, remote control, very convenient to operate.2 ... and indoor3.Accessory: Rock transmitter, remote control, rock speaker AC adapters, audio cable, RCA type audio cable, ... available 11. Certificate: CE Hot Sell Wireless Waterproof Resin Rock Speaker