YAMAHA QY100 Music Sequencer XG Sound W/32MB Card From Pretec. The item "YAMAHA QY100 Music Sequencer XG Sound With32MB Card From Pretec" is in sale since Thursday, March 12, 2020. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Samplers & Sequencers". The seller is "joh_757524" and is located in Marysville, Washington. This item can be shipped to United States.