Please understand that we cannot provide information on the period of use or purchase date. This item has been in storage and shows signs of damage, cracks, peeling, scratches, and dirt. Please check the photos for multiple instances of damage and peeling. The item will be wrapped in bubble wrap and shipped in a reused cardboard box. This is a "as is" sale. We do not accept returns, refunds, or exchanges for junk items. Please make your purchase with the understanding that there will be no claims and no returns. AI Summary: This is an Onkyo Integra A-927 integrated amplifier. It was released around 1997 for 95,000 yen. The rated output is 100W + 100W (20Hz-20kHz) at 8 ohms. The power amplifier section uses a Non-NFB (negative feedback) design. It is equipped with a direct selector that bypasses the tone circuit and a phono equalizer that can switch between MM/MC cartridges. The power supply features a double-core laser transformer, and the main circuit board uses copper foil that is twice as thick as usual, emphasizing sound quality in its design.