Second-hand goods *Only checking that electricity is on is OK There is a reason because the detailed operation has not been checked. Current sales There may be a malfunction with your information. 8ch RCA input 8ch speaker input Coaxial/Optical digital input Supports up to 96KHz / 32bit high resolution sound source 10ch crossover EQ built-in Body only There are small scratches and dirt Electrification check only OK