Dual microphone preamp with separate D.I. Provides the classic ISA 110 preamplifier and includes Lundahl LL1538 transformers. It has: Mic input: XLR x 2, Line input: TRS x 2, Instrument input TRS x 2, Send TRS x 2, Return TRS x 2, Balanced line output XLR x 2. In addition it provides Meterbridge and volume controls. Possibility of plug-in collective.