There's no aux input for a 3.5mm jack but you do nevertheless have access Actual physical buttons for playback, volume, power, pairing and devoted party sound mode that turns up the volume as much as eleven (use this sparingly). The Wonderboom four is probably the smallest speakers on our https://www.bluetoothspeaker.top/newly-launched-high-quality-white-noise-bluetooth-speaker-to-help-babies-sleep/