You can’t say that the SD Association isn’t keeping up with the times. A good seven months after the association revealed the UHS-I specifications, it’s back again with the UHS-II bus-interface system that promises high-definition recording speeds of up to 312MB/s, allowing professionals to consider an SDHC or SDXC-based camera instead of having to rely on CompactFlash or SSD drives.

The protocol will be an important part of the SD 4.00 specification that will be detailed later this quarter. The good news is that USH-II cards will be fully backwards compatible with older devices and readers, so you won’t need to go out and buy a whole new set of devices, though you could probably use it as an excuse to.

An eBook SD application was also announced, though details are pretty sketchy at the moment.

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