Line 6 POD xt Live Over 80 Stompbox and Studio Effects, 36 Legendary and Classic Amp Models, 24 Cab & 4 Mic models Rugged Stage-Ready Package, 128 Channel Memories Stereo 1/4-inch analog Amp/Line Outs, Variax Digital Input, Routing Options, Deep Editing Built-in Chromatic Tuner, Large Backlit Display, Dedicated Stompbox On/Off Switches, Combination Wah/Volume/Tweak Pedal, Tap Tempo/Tuner Switch, Expression Pedal Input, Aux Input for CD/MP3 players, drum machines, etc. Full MIDI Support, Headphone Out, USB Digital Recording I/O Over 80 Stompbox and Studio Effects, 36 Legendary and Classic Amp Models, 24 Cab & 4 Mic models Rugged Stage-Ready Package, 128 Channel Memories Stereo 1/4-inch analog Amp/Line Outs, Variax Digital Input, Routing Options, Deep Editing Built-in Chromatic Tuner, Large Backlit Display, Dedicated Stompbox On/Off Switches, Combination Wah/Volume/Tweak Pedal, Tap Tempo/Tuner Switch