“An engineer explained to us that hundreds of ear impressions were gathered in the name of research, and while each one obviously boasted its own unique shape and size, one single characteristic remained uniform across the board: the entrance into the ear canal is not a perfect circle, it's an oval.”
Now that we've thrown 'em off the trail, use the form below to get in touch with the people at Engadget. Please fill in all of the required fields because they're required.
http://www.sensics.com/products/pisight.php
Don't like how they don't have pricing. They suggest you price it. It's kind of like high end sports cars. If you have to ask, it's too much.
"Price
Feel free to tell us how much do you expect to pay, and we can often present to you several HMD configurations in this price range."