Teclado Casio MT-52 Manual del Propietario ⚫ Tarjeta de Garantía ⚫ Casiotone Inglés/Español
There are two language sections for English and Spanish. RARE Casio MT-52 Keyboard Owner's Manual ⚫ Warranty Card ⚫ English/Spanish Guide. Note that could be other general wear that isn't entirely visible in the photos.