Ruggedness and waterproof design: We give priority to speakers that are built to outlive the knocks and bumps of travel. We favor speakers with an Ingress Safety (IP) score, which tells you just how dustproof and waterproof a speaker is. I’m a senior employees writer at Wirecutter, currently handling https://www.bluetoothspeaker.top/karaoke-speaker-karaoke-wireless-microphone-rgb-light-bluetooth-speaker/