Mastering is available for all formats including CD-audio (red book), mp3, aac, DVD-audio, DTS, 5.1 Surround, CD-ROM, CD-Mixed Mode, Vinyl LP, and 45. Restoration services are a specialty. We employ experienced ears using isotope RX and Sonic Solutions’ No Noise suite. Individualized, personal attention to each customer helps guarantee that the finished product will realize its full potential. M-WORKS is proud to have mastered both the first recorded opera (Madame Butterfly), and the first interactive CD game (Play it By Ear) in history, as well as the first-ever webcast produced for WGBH Radio.