Donde canjear el codigo de mi harmonica

Compre la harmonica hohner crossover, me viene un codigo con 30 dias de lecciones gratis,
donde lo puedo canjear

Hola @Francisfork

Visit the weblink www.bluesharmonica.com/hohner

To proceed please click onto the following button: “To the Free Online Lessons”.

To proceed please click onto the following button: “Checkout”.

Fill in your given code for the free online lessons into the following field: “Coupon code”, click on Apply to order”, and follow all the other descriptions.

Have fun!