It's got a flexible TPE deal with on high, silicone bumpers over the edges and ABS+Polycarbonate exterior and grill. The IP65 ranking Also marks it being a resilient system in most environments. So as to get around this, many corporations offer you the ability to link up multiple speakers https://www.bluetoothspeaker.top/best-selling-flip-6-speakers-stereo-bass-subwoofer-wireless-tws-speakers/