The Lehle D.Loop SGoS is a fully programmable Effect Looper/ Switcher with two separate true-bypass loops routed via gold-plated relays. It includes a switchable high-end buffer amp with adjustable gain up to +12 dB. Loops and buffer amp are both all-stereo. The Lehle D.Loop SGoS can be controlled and synchronized with other Lehle SGoS Switchers via MIDI.