One example is, IPX4 signifies it could handle splashes, but has no dustproof rating �?so It is wonderful for outdoors at home, where it would be rained on. IP67 is amongst the best ratings. Audio overall performance: Sonically, the SoundLink Max is as big and heavy as the speaker https://www.bluetoothspeaker.top/wholesale-high-volume-wireless-bluetooth-speaker-with-led-lights-for-home-outdoor-use/