Line 6 Spider Valve 112 Guitar Combo Amp AS IS PROJECTNotes This listing is being sold as is Item does turn on Any setting above Twin on the modeling knob causes massive feedback Master Volume is non responsive. All effects are present and accessible but can easily cause massive feedback. New tubes were installed recently. A Line 6 Spider Valve 112 Guitar Combo Amp AS IS PROJECT in Poor condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every