Purchased at the end of last year and kept in my camera as a sub-card, but only used two or three times. It's a beautiful item, almost unused. If you need it, I can include a Sony card reader [without a cable], so please let me know when you purchase! CFexpress Type B memory card with a maximum read speed of 1700MB/s and a write speed of 1480MB/s. - Capacity: 512GB - Max Read Speed: 1700MB/s - Max Write Speed: 1480MB/s - Type: CFexpress Type B - Model: CEB-G512 Amazon: ¥45,900