Looks like the Echelon EX Prime is back in stock on Ebay for $400
https://www.ebay.com/itm/Echelon-…SwW~hf17fX
I have the Echelon Sport from Walmart that was $100 more that I use with the Peloton App on my NVIDIA shield and use the QDOMYOS app on my iphone for Peloton like metrics with Heatrate from my Apple Watch. Never used a Peloton but the bike and the app makes it easy to follow along.