- Dramatically increased sound quality over the standard Shuguang 12AT7 tubes
- Gold coated pins to enhance connection over long term
- All parts are selected to the highest grade plus only highly experienced workers to assemble
- Suggested burn-in time is 75-100 hours
- Package size: 12cm x 12cm x 7cm, 0.3kg
Please select quality grade from drop down list below:
Note: This T-series model has been changed to TII series with grey color carton packaging. When you place an order here, you will be automatically shipped with the TII series (same tube, different box).