Nonetheless, the S1 Pro typically peaks at around 109 decibels. It features a three-channel mixer, with choices for reverb and EQ, plus multiple inputs for mics and instruments alongside a committed aux channel for other music sources. The speaker can previous as much as 11 hrs with a QuickCharge https://www.bluetoothspeaker.top/big-battery-wireless-bluetooth-speaker-powerful-bt-speaker-rgb-lights/