Bluetooth speakers all connect to a source device by using Bluetooth, but that isn’t the only real audio connection available to you personally. Some Bluetooth speakers continue to have a dear headphone jack, so you're able to tether the speaker to your phone by wire. “Alright, so I grabbed https://www.bluetoothspeaker.top/leun-portable-bluetooth-speakers-with-mobile-power-supply-built-in-microphone/