Specifications:  Voltage Tube: 12AT7*1 Drive Tube: 6P6P*2 Power Output Tube: Psvane 300B*2 Rectifier tube: 5Z3PAT*1 Power transformer: new import 0.35, thick as 60MM (105-60) Output cow iron core: new imported iron core 0.35 thick high silicon wafer (86-50) Case: imported mirror stainless steel case Aluminum alloy panel: high-grade aluminum CNC processing, anodic surface treatment Output block: high-grade export base, with a transparent cover Output power: X 8.2W 2 (no feedback technology)...