- Support for UHS-1 ultrahigh-speed bus interface - Extreme speeds of 40MB/s reading and 10MB/s writing - IOPS reaches 500 reading and 150 writing, surpassing the same class ten fold. - Enough to satisfy the high-speed access requirement of smart phones, tablets and vehicle recorders Team Group’s Xtreem microSDXC UHS-1 is a high-performance memory card designed specifically for smart phones, tablet computers, and vehicle recorders. It features speeds of 40MB/s reading and 10MB/s writing. Thanks to the improved IO access capability, IOPS is able to reach 500 MB/s reading and 150 MB/s writing, exceeding substantially the limits of the same class, enough to satisfy the requirement of smart phones to frequently access small files.