Bluetooth speakers all connect to the resource device via Bluetooth, but that isn’t the only real audio connection available to you personally. Some Bluetooth speakers however have a expensive headphone jack, so you can tether the speaker to your phone by wire. The JBL Portable app gives you a https://www.bluetoothspeaker.top/new-product-multifunction-led-wireless-bt-speaker-inalambrico-wireless-speaker/