Totally tubular tone. The Tube Zone is MI Audio's most flexible overdrive pedal, with 6 external controls: gain control with single cone to provide excellent overdrive control; High/low balance control tone control; Volume control with output up to 15 Vpp with correct power supply; dedicated mid-range control; character control to add momentum to guitar notes or keep things tight; brightness control to control high-end content and to help match the Tube Zone pedal to different amps. An internal presence control further helps dial in the tone of the Tube Zone. Also features a Class A output on one end, an ultra-bright blue LED and a striking chrome housing and buttons. All MI Audio guitar effects pedals have the following in common: ¢ Handcrafted with pride and passion in the workshop in Sydney, Australia by the MI Audio team of builders. ¢ Individually tested by Michael and backed by a 5-year warranty. ¢ Built with the absolute highest quality components, on double-sided through-hole PCBs. ¢ Encased in a robust die-cast aluminum housing. ¢ The pedals have a robust true bypass, with a robust 3PDT pedal. The pedal power supply has been designed to allow you to power the unit from a DC source up to 25V, giving you massive headroom and a huge output signal. There is a 2 barrel connection .1mm for external power connection. Features High-end, most flexible MI Audio overdrive pedal. 4 clipping stages for tube amp-like response and sound Operates comfortably as a low or high gain device. A total of 6 external controls and one internal control for ultimate flexibility: Gain control with a unique taper to provide excellent overdrive control. High/Low Balance Control Tone Control Volume Control with output up to 15 Vpp with correct power supply! Dedicated Midrange Control External Character Control to add momentum to guitar notes or keep things tight External Brightness Control to control high-end content and to help match the Tube Zone to different amps. Internal presence control to further help dial in the tone of the Tube Zone. Unbalanced Class A output. Ultra-bright blue LED. Striking chrome housing and buttons.