Three hours of onboard recording timeHigh-powered DSP from BOSS" ESC2 chipTrue stereo I/ODual-phrase loop feature lets you create and sync two independent stereo loops99 memory slotsLOOP FX provides realtime loop editingMic input with phantom powerUSB 2.0 port for swapping/managing files with your computerAux in jackOnboard rhythms including real audio drum loopsRuns on batteries or optional AC power supply (PSA-120S - product# 155555)