The Opera-Consonance Linear 200 is an integrated tube amplifier with 3 digital and 3 analog inputs. Technology from the 20-year-old Cyber 100 series amplifier, simple but an advanced DAC in one box. Self-biasing KT120, push-pull, cathode negative feedback and hybrid with rectifier design to steady performance and sound. The Linear 200 features 3 digital inputs which for USB, Coaxial and Optical. Ak4490 DAC chip, the advanced X-MOS module to support DSD playback up to DSD256, support all high resolution stereo music formats from computer or interface like Opera-Consonance X5.