New OS disk for Gem Generalmusic SK760 (SK760.LZ3 file) on floppy disk. Contains instructions how to upade the keyboard,save user programmed data and back-up copy of original boot disk.

It's a electronic component,no returns,no refund on opened,installed or used electronic part,no returns,no refund on special offer.

Shiping from Europe with Registed - Tracking No. Post.