Power on confirmed. The directional pad, A button, B button, and Start button all responded. Contrast and volume adjustments were possible. Games could be played without issue. Headphone output was also confirmed. *Vertical and horizontal lines appear on the screen, so returns are not possible after purchase. *Please be aware that this is a used item and may have scratches and stains. *Game software is not included. This product is a used item. Due to amateur inspection, there may be oversight of scratches and stains, and it may not be possible to fully capture all scratches and stains in the images. Please understand this beforehand. The purchase date and usage period are unknown. Please understand that this is a used item. #Nintendo #Nintendo #GameBoy