Lexar ARES 4T NVMe SSD PCIe Gen4x4 M. 2 2280 3000TBW 7400MB/s. We care about our valued buyers, if you have any questions, our Customer Service staffs will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately.