Home Headphones Newegg Shell Shocker Deals: Beyerdynamic DT 1990 PROTesla Studio Reference Over Ear... Headphones Newegg Shell Shocker Deals: Beyerdynamic DT 1990 PROTesla Studio Reference Over Ear Headphones $449 By ARCOM - 21 October 2020 80 0 SHARE Facebook Twitter Go to the deal page: Newegg Shell Shocker Deals: Beyerdynamic DT 1990 PROTesla Studio Reference Over Ear Headphones $449