1,COMPATIBLE MODELS: CF adapter is compatible with for 1D 1DX 1DM Mark ii series, for 1D Mark iii series, for 20D 30D 300D, for Nikon D1 D1X D1H, etc.2,SUPPORTED FEATURES: WiFi CF adapter supports "Shoot and View" function, up to 3 users can connect to WiFi CF at the same time.3,SUPPORTED FILE FORMATS: Video formats for Android AVI, MOV and MP4, for iOS MP4 and MOV. Photo formats BMP, JPG and PNG. Sound formats MP3, WAV.4,PLUG AND PLAY: WiFi memory card to CF Adapter supports plug and play, simple to use, easily meet your needs.5,ABS MATERIAL: Memory card to CF adapter is made of ABS material, durable, light weight and small size, easy to carry. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.