Features: Made of good quality material, durable to use. Support: Secure Digital Memory Card MMC Support 3.0 and for Windows exFAT file system Supports CF true IDE mode/memory mode/ IO mode A high-speed CF card interface, ensure the speed with almost no loss Specifications: Support capacity: 64GB- 128GB Support System: for Windows 2000 / for XP / for VISTA /for MAC 10.4 above Dimensions: 42 x 36 x 3.3mm Operation: 1. Insert the media card into this adapter then insert the adapter to the CF socket of the device; 2. To extract the inserted media card , please directly pull the card out; 3. Be noted that to use the WIFISD on CF supported camera, the time of the "Auto power off"setting should be properly adjusted to give WIFI Secure Digital Memory Card enough time to finish the WIFI transfer. Package included: 1 X Card Adapter (Card is not included)