Bluetooth was only intended as being a placeholder until eventually marketing could appear up with a little something seriously neat. The JBL Charge 6 is new and enhanced with its upgraded sturdiness, customizable sound, and longer battery life. Many Bluetooth applications use RFCOMM on account of its popular support https://www.bluetoothspeaker.top/hot-sell-my-speaker-outdoor-bluetooth-speaker-with-usb-input-tf-card-function/