Nonetheless, the S1 Professional typically peaks at around 109 decibels. It features a 3-channel mixer, with options for reverb and EQ, plus multiple inputs for mics and instruments alongside a devoted aux channel for other music resources. The speaker can previous as many as eleven hours with a QuickCharge https://www.bluetoothspeaker.top/aluminum-metal-sexy-bluetooth-sound-box-m3-super-wireless-smart-speaker/