PMC twenty5 22i Bookshelf (Stand-mount) Speakers with Built-in Power Amplifiers Upgrade Review – BONUS: HOW TO IMPLEMENT AN ARYLIC BLUETOOTH S50 PRO+ RECEIVER John E. Johnson, Jr.September 16, 2024 PMC is one of the few speaker companies that have been awarded an Emmy® for their contribution to the recording industry. Bookshelf SpeakersReviewsSpeaker ReviewsWireless Speakers