G Lab GSC-1 guitar system controller - MIDI controller and switch control centre for a complete guitar set-up, very easy to use and program, programmable presets for 4 effects loops and 4 switches, 4x 9V outputs for external effect pedals, tuner out, MIDI out, "link" input for optional "wah pad", includes power supply and 9V cable set for external effects pedals. Dimensions: 415 x 55 x 125mm (WxHxD). Weight: 1.4kg.