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SPL - Sound Performance Lab

Since 1984, SPL has specialized in innovative audio gear for various industries. We prioritize experimentation and experience over marketing driven designs, resulting in unique, cutting-edge products. Key milestones include our patented Vitalizer®, the Transient Designer, the 120V audio rail technology (VOLTAiR) and the revolutionary Phonitor Matrix for optimized headphone listening.

Made in Germany

All SPL products are designed and manufactured in Germany at our headquarters in Niederkrüchten in the lower Rhineland of Germany.