As you probably already know, the new Nikon D4 is the first and only camera (for now) to use the new XQD memory cards. So far Sony is the only XQD cards manufacturer and Adorama just started taking pre-orders for the 16GB, 32GB versions and the new XQD card reader:
- Sony XQD Memory Card H-series 16GB
- Sony XQD Memory Card H-series 32GB
- Sony XQD Memory Card Reader, USB 2.0/3.0 Compatible
The Sony XQD cards are expected to start shipping in February 2012: