By way of example, IPX4 means it may handle splashes, but has no dustproof score �?so It is high-quality for outdoors at home, where it might be rained on. IP67 is probably the best ratings. If waterproofing can be a priority then look out for models from Ultimate Ears, https://www.bluetoothspeaker.top/high-quality-wireless-charging-white-noise-bluetooth-speaker-with-time-display/