Lehle Dual SGoSThe LEHLE DUAL SGOS is the second evolutionary stage of the highly successful programmable switcher for two amps plus tuner. This unit makes it possible to play through two amplifiers individually or simultaneously, either as a stand alone unit or in a network with other Lehle SGoS switchers. A particularly popular combination is the LEHLE DUAL SGOS with the LEHLE D. LOOP SGOS. Programming is as easy and intuitive as you would expect from a Lehle