This unique keychain is the best perfect gift for him/her on the anniversary. Custom the code Plaque. You can choose any song title, artist name, and favorite photos you want, all can be imprinted on the plaque, and you can generate a unique code. Please note that the plaque itself does not emit music. You have to scan the code on the app, your song will start playing immediately. On any memorable day, I believe this is the most romantic gift, play the most beautiful music for your love.

Material：stainless steel