The quality of support here is fantastic. My purchase was processed swiftly, as well as shipping and delivery arrived promptly. Every little thing was specifically as advertised. In case you have not gained your refund still, please Look at your Paypal or copyright account first. It may get some time https://bitmainantminers21exphyd355205.blogdeazar.com/34777034/not-known-details-about-antminer-bitmain-usb