Canon has introduced a Wi-Fi adapter shaped remarkably like an SD card, designed to bring wireless connectivity to dual card slot cameras like the EOS 7D II and 5DS/R. The W-E1 adapter will be sold bundled with the EOS 7D II as well as separately, and will work with previously purchased 7D II and 5DS/R models once a firmware updated is applied.
Though it looks like an SD card, the W-E1 doesn't include any storage, so the camera's available CF card slot will need to be used. ... more