It is in good condition for its age. Amplifier power up but with hum. The item "Rare Vintage Harman Kardon Trend C300 Mono Tube Integrated Amplifier 5881 Tube" is in sale since Sunday, August 22, 2021. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps". The seller is "pmfong" and is located in Markham, Ont. This item can be shipped to Canada, United States.