IP67 is an average ranking nowadays indicating extremely resistant and possibly rugged audio system suitable for away from doors audio system. Our team also described the waterproofing and toughness of a Bluetooth loudspeaker, but we’ll now go into the ranking in more depth. Check the product’s compatibility site to https://www.bluetoothspeaker.top/high-quality-wireless-speaker-metal-bass-car-speaker-for-mobile-phones/