Alto Busker (Portable Battery Powered PA) Alto Busker (Portable Battery Powered PA) from Simon Park Alto Busker (Portable Battery Powered PA) Co-designer: Dan SInger View Website gLike Alto Busker (Portable Battery Powered PA) Co-designer: Dan SInger View Website 3D Modeling CAD Design SolidWorks Consumer Electronics Creative Direction Musical Instruments Share R 7 n Available Simon Park Director of Design Seattle, WA Follow Contact