So what's a good number range to look for? We endorse everything involving a 4 and six, but seven and higher might be a premium rating and capable of withstanding comprehensive h2o submersion. The Turtlebox could possibly have toughness going for it, although the Marshall Acton III beats it https://www.bluetoothspeaker.top/multifunctional-charging-wireless-bluetooth-speaker-rgb-portable-5-0-speaker/