Check the listing for details. Sonor Orff SXP 1.1 Primary Soprano Xylophone. Condition: New. Listed at 580.00 USD. A Prime Intersection of Education and Sustainability Take it from our educators at the Sweetwater Academy of Music & Technology: Sonor Orff’s selection of Primary xylophones represents a top-notch choice for musical education at early age levels. Plus, these xylophones keep an eye toward sustainability with their FSC-certified wood builds that include African pao rosa bars and a birch plywood resonator box. The SXP 1.1 Primary soprano xylophone is one of these fantastic instruments and boasts 16 notes across the C major scale ranging from C2 to A3. All woods on this xylophone are treated with Proterra lacquer to ensure a safe learning instrument for all age ranges. What’s more, printed note names on each bar make note association easy for different learning styles.