Wonderswan peripherals. Earphone adapter Headphone adapter Headphone plug Earphone plug Wonderswan Wonderswan Color Swan Crystal Compatible Operation confirmed. I have confirmed that audio can be output and the volume can be adjusted with my earphones and Swan Crystal. As a bonus, I will include an unopened and unused ANA earphone, so you can use it immediately. The adapter has some minor scratches when you look closely, but there are no noticeable scratches or stains. Please check the photos. Since this is a casual inspection, there may be oversights. Please refrain from purchasing if you are looking for perfection or are sensitive to details. Please check the condition in the comments before purchasing and make sure you are satisfied with it. The product will be waterproofed, wrapped in cushioning material, and shipped via Yu-Packet Post Mini. Please note that I cannot ship on Sundays and Mondays due to work. Please refrain from price reductions. * I do not smoke. * I do not have pets. [Search terms] #game #simulation #wonderswan #other #headphone #earphone #wonderswancolor #swancrystal #game #sports #wonderswan #other #game #rpg #wonderswan #other