“full review here: http://www.head-fi.org/t/689006/review-audiofly-af56 The earphones were given about 40 hrs. The AF56 are not just an improvement over the AF45 in design and comfort, but also, and mainly, in Sound. They offer a much bigger and very lively sound with better overall balance. Not unlike the AF45 model, the bass is very dominating. But...” --Zelda
“ 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
“If you want to read me ramble on more about haptics and finish quality, head to Ω image's review. I know it is a year on and this earphone is no longer en vogue. However, I reviewed it. Take that world! ARggggh! Why has it taken so long for me to get this on? Well, because I take a long time. Yes, even if the review is short. And I've sort of changed opinions on a...” --shigzeo
“Build & Design: Great. Audiofly chose to use very good materials for the AF45. They're available in four colors: Black, White and Black, Green Olive, and Brown. Starting from the straight plug, it's very sturdy and well relieved. The housings, while are made of plastic, feel very sturdy too. They are lightweight but a bit on the large side. As for the cable, it's a Y-cable and one...” --Zelda
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...