Built-in battery with up to 4.5 hours of unplugged operation

Buy at www.musicianscart.com NUX AC-80 Stageman II Charge 80-watt 1 x 6.5-inch Battery and Bluetooth Acoustic Guitar Combo Amp,80W combo amp with 2 independent channels optimized for acoustic guitar and mic input,6.5-inch woofer and 1-inch tweeter speaker combo with DSP for pure rich acoustic sound,Built-in battery with up to 4.5 hours of unplugged operation,Direct-out XLR jack and IR loader for recording sessions,Drum and loop machine to access rhythm tracks and layer loops while playing,12 FX including chorus delay tape echo modulation reverb and more to help you sculpt your voice or guitar,Hands-free control with the dual footswitch,Use the app for even more nuanced control,Connect your device via Bluetooth and play backing tracks or pre-recorded accompaniment