Lexar Professional CFexpress ™Type A card Gold series 320GB -- CFexpress Type A Professional Gold Series, up to 900MB/s read, 800MB/s write

Lexar Professional CFexpress ™Type A card Gold series 320GB -- CFexpress Type A Professional Gold Series, up to 900MB/s read, 800MB/s write Specifications Capacity 80GB/160GB/320GB Form Factor Type A Interface PCI Express® Performance up to 900MB/s read1, up to 800MB/s write1 Minimum Write Speed of 700MB/s1 Operating Temperature -10° C ~ 70° C (14°F ~ 158°F) Storage Temperature -40℃ ~ 85℃（-40℉ ~ 185℉） Warranty Limited-lifetime warranty³ Video Class VPG 400