【Brand】audio-technica Headphone Amplifier 【Model】AT-HA50 【Condition】 I think it's in beautiful condition. Please check the images. 【Operation】 Operation confirmed. I was able to confirm the sound without any problems. ★Please check the condition in the images. We are looking forward to your purchase if you understand that this is a used item. Thank you for viewing. If you have any questions, please feel free to message us. We will generally respond to any concerns you may have.