Compact but versatile programmable loop switcher that keeps your pedals and effects in order, providing four independent relay-based true-bypass audio loops which guarantee a pristine signal. It features programmable MIDI control (sending PC and CC messages) for commanding pedals, multi-effects, mobile apps and more, a built-in Bluetooth module for wireless programming and control, and switchable high quality input buffer for preventing high frequency loss. It also provides two switching modes: Direct mode for instant access and Preset mode with 40 programmable presets for different combinations. It also provides a Mute/Tuner function with independent tuner output and SW A/B function for amp channel switching. The switcher requires a 9V DC power supply. Dimensions: 403 x 56 x 48 mm. Weight: 575 g.