Description de chez Amazon USA : - 300+ world-class amps and effects, including 48 HD models & 128 onboard presets. - 5 FX on/off, channel and bank footswitches with colored LED rings - Onboard tone control, plus detailed editing via Bluetooth Remote app for Android and iOS - 1/4" Guitar and VDI inputs. 1/4" and XLR main outputs, plus headphone output. - Low-latency DSP and USB recording. One-button looped and Expression Pedal input. - Refer to the PDF attached below in Technical Specification for User Manuals