Avant Technology's Edge Memory is preparing new external direct-attached storage products, wherein VSC SD cards (Video Speed Class) is one of them.
According to SanDisk, there are only two kinds of video speed classifications: Speed Class and UHS Speed Class. These are an indication on the write speed necessary for video recording. Speed Class is designated as Class 2, 4, 6 and 10, while UHS Speed Class is designated as UHS Speed Class 1 or UHS Speed Class 3. Higher class rated cars support higher video quality recording.
Furthermore, SDAssociation, states that a new class has been created, the "Video Speed Class." In Spring 2017, Edge Memory plans to launch a suite of SDXC (16-256 GB) and micro-SDXC (16-128 GB) cards, which are capable of operating in temperatures from -25C and 85C, which is vital in recording videos in different types of environment. The cards are expected to come in a range of VSC ratings; V10, V30, V60, V90. Performance numbers for the different ratings come in 225 MBps reads and 195 MBps reads.
VSC Corresponding Video Format, the necessary speed by each recording/playback device condition, ranges up from Full HD/HD Video, 4k Video and 8k Video, while SD Speed Class can only hold Standard Video.
Avant Technology is clear that they are targeting the average consumer/gamer with the Edge Memory for business and industrial use-cases. Edge Memory is set to release the VSC SD cards by the first half of 2017 and no exact date yet is revealed.