► Model : GE150 ► 55 high - quality amp models from the Micro Preamp series . Supports third party impulse response files to get the same dynamics and feel of a real tube amp. ► Up to 9 effect types with 151 different effects total. ► Up to 9 effect types with 151 different effects total. ► Tap Tempo function ► Expression pedal allows you to control multiple values by one touch. ► Firmware update via USB port. ► Fully functioning LOOPER with 80 - second capacity. ► Headphone output for silent practice. ► Auxiliary audio input and built-in tuner. ► 40 drum rhythms and 10 metronome options. ► OTG output for compatible smartphones and tablets ► Power Supply : DC 9V,300 mA,negative inside ► Dimension : 230 mm X 155.99 mm X 32.8 mm ► Weight : 1Kg