Features: Traditional Replacement and Continuatparticlemail: The 7025 vacuum tube strictly follows and fully replaces the traditional 12AX7/ECC83 standard, inheriting all electrical characteristics for consistent sound enhancement. Better Sound Standard and Hello If Characteristicsecond: Known for its warm, detailed, and musical tone, this tube enhances sound wealth and dynamics, ideal for guitar enhancers and Hello If arrangements. Excellent Extremely thin Precise Workmanshipossibility: Produced with premium materials and precise manufacturing, ensuring low noise, minimal microphonic consequences, and extended stability. Broad Application and Agreement: Excellent for various exclusive sound devices, including traditional guitar amplification and Hello If tube enhancers, suitable for both rehabilitation and sound tailoring. High Cost Execution Domestic Prochannthe: Proposals top rank vacuum tube execution and traditional sound at a competitive cost, making it a valuable option for sound enthusiasts and specialists. Specifications: Substancemail: Glass Sizemail: 57×22.5mm Modthe: 12AX7 12AX7 ECC83 SECOND vacuum tube Package Includes: 12AX7 electronic bile ductx1 note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid.