However, the S1 Pro typically peaks at around 109 decibels. It features a three-channel mixer, with options for reverb and EQ, plus multiple inputs for mics and instruments alongside a focused aux channel for other music sources. The speaker can previous up to 11 hours with a QuickCharge function https://www.bluetoothspeaker.top/most-selling-product-latest-indoor-rgb-speaker-bluetooths-speaker/