This machine is manufactured by famous foreign manufacturers of audio-grade audio-grade electrolytic and non-polar (MKP) capacitors. The main channel uses a dedicated Japanese original imported (ALPS) volume motor potentiometer with quiet music background. And noise low, no sound dyeing and durable. The high-voltage power supply is an automatic delay power-on control, which can effectively extend the life of the tube. And with full-function remote control.Large VU meter is used as volume indicator, which can reflect the volume professionally and accurately. Electronic tube: 8452, 12AT72, 12AU74. Gross weight: about 41 kg. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "aoshida-hifi-us" and is located in this country: CN. This item can be shipped worldwide.