I'd no hiccups playing issues from my phone for the speaker, with volume control available either through long-pressing the backward and forward buttons about the speaker or through the volume rockers on my phone. The glowing light was a cute addition, if mostly window dressing. It looks great and https://www.bluetoothspeaker.top/usb-tf-aux-strong-bass-home-theater-subwoofer-party-stereo-wireless-bluetooth-speaker/