High-quality preamp/direct box for acoustic guitars. Equipped with EQ and effects, it reproduces natural and rich acoustic sound even with line output. Recommended for those who want to upgrade the sound of their electric acoustic guitar in live performances or recordings. I have been using this until recently, and I have performed a simple operational check. Knowledge is required for usage and installation. No claims and no returns accepted. Please refer to the photos for the condition of the product. This is a used item, so please refrain from bidding if you are extremely sensitive or looking for a condition like new. We will ship within 2-4 days after the bid. Management number: 9