3" x 1-5/8" SPEAKER Name Badge Ribbon, Red | pc/nametag
Monolith Mm-5r Powered Multimedia Speakers Ribbon Tweeter - Black (pair) With Bluetooth With Aptx Hd, Usb Dac, Optical Inputs, Subwoofer Output : Target
The Pros and Cons of Ribbon Tweeters – NOVO Audio and Technology Magazine