Sophia Electric 300B 2.5V Tubes for 2A3 Amplifiers
Sophia Electric blue glass 300B 2.5V tube adds more power, dynamics and transparency to your 2A3 amplifiers. High musicality will be your first impression.
Option 1: $550 per premium matched pair with one year warranty.
Option 2: $499.99per premium matched pair with 30 days warranty.