Practically speaking, it’s every little thing you need to learn about purchasing a portable Bluetooth speaker that’ll go from pairing to blaring in no time. Like the cylindrical look with the LED lights, but want one thing far more powerful? The Sony ULT Discipline 7 is definitely an IP67 https://www.bluetoothspeaker.top/christmas-gift-custom-logo-tf-card-bluetooth-speaker-battery-usb/