Digital Audio Set The Digital Audio Set contains the instruments and accessories for digital audio testing as a complete kit packed in the protective Minstruments Case. The Digital Audio Set includes: Digirator DR2 Digilyzer DL1 with MiniLINK Mains Power Adapter DR2 Mains Power Adapter DL1 DR2 Transformers AES3id DL1 Transformers AES3id Minstruments Case