The Arc Audio ARC 1000.6 DSP Amplifier 6 channel is built with a Next Generation High-Speed Class-D Technology Powering All ARC Series Amplifiers, Auto Turn on with DC and Signal Sense (without DSP module only with optional cinch voltage divider), and Ultra Low ESR, High Capacity Power Supply Storage Capacitors. ARC 1000.6 DSP also comes with Detailed Micro Processor Controlled Protection, Large, high-frequency switching power supplies, and Balanced Differential RCA Inputs Are Compatible With Hi-level Inputs. Features - • 6-channel power amplifier with DSP • 6 x 175W at 4 ohms and at 2 ohms • 2 x 350W at 8 and 4 ohms • No crossover without a DSP module! • 2/4/6 channel microprocessor Class-D power amplifier amplifier Designed and Engineered by Robert Zeff • Adjustable Class-D frequency • Aluminum die-cast housing 390 x 165 x 55 mm (all the same size) • ArcAudio logo in the luminous color adjustable via PC (even without DSP module) • Full range amplifier design • Quick Disconnect Speaker Terminal Plugs • Audiophile Class D Output Filter Networks