4 in 1 Multifunction]4 in 1 USB Camera Connection Kit for iPhone has SD card slot, Micro SD card slot, power connector and USB connector2.0 OTGYou can transfer photos and videos from your SD/TF/USB digital camera to your pad.For iOS 13, you can import and export photos/videos/files (word/ppt/Excel)/audio via the files app[Fast Transfer] 14MB/S~16MB/s, USB 2.0 speed.SD/TF card reader for iPhone supports memory card capacity less than 512GB (including 512GB).It is a great option for copying photos and videos to your camera in a short time.You can easily save a lot of time compared to using Wifi.[connect USB device] This USB camera adapter for iPhone supports many devices such as hubs, USB flash drives, MIDI keyboards, mice, Ethernet adapters, cameras, guitars, digital pianos,etc.more files over time.[perfect compatibility] compatible with all phones and phones iOS 9.2 and above, compatible with XQD, sdxc, sdhc, SD, MMC, RS - MMC, micro sdxc, micro SD, micro sdhc card, USB camera / USB flash drive, etc..(only iOS 13 supports file playback and other features, the system on iOS 13 only supports photo playback)