In October 2023 the SD Association released an updated SD 9.1 specification. This specification introduced new SDExpress speed classes, access rules for multi-stream recording, power management, and thermal management. The goal of this new specification is to increase performance, quality, and usability of SD and microSD cards.

The video below provides further details about SDExpress speed classes found in SD 9.1 specification.

AMP, Inc. is a proud member of the SD Association and we offer a diverse product line of SD and microSD cards that are compliant with SD Association specifications. Our mission is to always provide high quality and state-of-the-art memory products to customers in all industries. Shop our SD and microSD cards or contact our team of memory experts to find the memory solutions you need today!

To read more about SD 9.1 specification, click here.