原裝 Western Electric 300B 真空管(2022 版)，原廠 5 年保用.

The original Western Electric 300B vacuum tube (2022 Ver.), Five Year Warranty

Price : HKD 12,600.00 / Matched Pair (2pcs 配對)

            HKD 26,250.00 / Matched Quad (4pcs 配對)