https://www.amazon.com/gp/product/B0...9KCJM410&psc=1
$300 - $66
Others charge $320 minimum.
I will follow up if there is something wrong with the seller that effects the product.
--
Apparently Chinese products all come from the same factory(s), sold by
different entities.
Apparently China regulates the manufacturing, but not sure how China
regulates the sellers.