Upgraded Version Mono 500W Tube 2SC5200 + 2SA1943 Dual Voltage 20V-90V HIFI High Power Audio Amplifier Board + Speaker Protect

👍: 95.0%

Upgraded Version Mono 500W Tube 2SC5200 + 2SA1943 Dual Voltage 20V-90V HIFI High Power Audio Amplifier Board + Speaker Protect

👍: 100.0%

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