Nevertheless, the S1 Pro typically peaks at around 109 decibels. It features a 3-channel mixer, with selections for reverb and EQ, plus multiple inputs for mics and devices alongside a devoted aux channel for other music resources. The speaker can previous as much as eleven hours with a QuickCharge https://www.bluetoothspeaker.top/original-led-bluetooth-speaker-wireless-bass-subwoofer-music-player-usb-aux-tf/