-Dual 70V output amplifier channels3 power levels: 600W 450W or 300W per channel for 70V speaker systemsLow noise low distortion and high slew rateHigh efficiency class H amplifier designTransformerless direct drive outputsElectronically balanced high-impedance inputsPluggable screw terminals for input connectionsIndependent Low Cut filters (per channel)Independent input sensitivity switches (per channel)Built-in power sequencing for multiple Black Max amplifier installationsPluggable screw terminals for