This high-speed XQD memory card with a capacity of 240GB is compatible with Nikon cameras that use the QDG240F model. It is part of the G Series and has a speed class of 400MB/s (2892x), making it ideal for capturing high-quality photos and videos. It is also compatible with other brands that use the XQD format.The Delkin Devices memory card has undergone rigorous testing and is guaranteed to perform reliably, ensuring that your precious moments are captured without interruption. It is a must-have accessory for any photography enthusiast and professional alike.