The SR-003 is a 5-pin PRO bias type in-the-ear earspeaker, and can be used by connecting to a driver unit having 5-pin PRO bias output socket. Also, the inner type structure of the SR-003 enables you to enjoy excellent electrostatic sound readily without covering your ears. The SR-003 connects to STAX driver units or adapters equipped with 5-pin type PRO bias output- The Stax SR-003 is the home...
“ I bought these SOL AMP in-ears at a local TJMaxx store for a reasonable price. The build quality is pretty good and the sound isolation is very good. The sound quality had some issues out of the box. Initially, I found the bass somewhat boomy and not very deep. The midrange sounded boxy. The highs were not as crisp as I like it. If you have ever heard a pair of very large cheap...” --bikdav
“ This is my first foray into the electrostatic world and won't be my last. Everything that has been written in the past about Stax is borne true in listening to these phones. Liquid mid's, shimmering treble and a suprising amount of deep, strong bass. Even though described as portable I would not go outside with these. They are my in the house set up as they offer little or no...” --ianmedium