Sennheiser HD 518 Headphones for $45 [limit 3]

It’s back on sale again, the entry-point into the current Sennheiser HD-5xx series, the HD 518, is on sale again for $45 with free shipping with a limit of three units per customer at Amazon by Amazon actual where it averages 4.3 out of 5 with nearly 500 customer reviews. It has 80+ customer reviews. The sale is apparently squeezing the used prices currently as low as $34~ from Amazon Warehouse Deals.