Hey it's one of those old horn speakers – Preservation Sound
Vintage University Horn Speaker 1B8 Retro PA Speaker | eBay
Affordable "jbl horn vintage speakers" For Sale | Carousell Singapore
Why Audiophiles Love Vintage Horn Speakers
Affordable Vintage Speakers from the Golden Era of Hi-Fi | In Sheeps Clothing
These fifty-odd year-old Klipschorn full range horn is still in production, still relevant, and still highly re… | Hifi audio, Vintage speakers, Audiophile speakers