There is not any aux input to get a 3.5mm jack however , you do however have accessibility Actual physical buttons for playback, volume, power, pairing and devoted party sound mode that turns up the volume around 11 (use this sparingly). The chart down below shows the utmost output https://www.bluetoothspeaker.top/home-office-decoration-wireless-bt-speaker-with-subwoofer-sound/