Plug and Play, No APP Needed. Transmission is 14MB/S~16MB/S, faster transfer of photos and videos between two devices at USB 3.0 speed.
This USB OTG adapter is more convenient to transmit photos and videos from camera to iPhone and iPad.For iOS 9.2-12, support transfer the picture video is the one-way transmit.For newest iOS 13, can import & export Photos,Video,MP3 files,Excel,Word,PPT,PDF by open the 'Files' App.
This USB camera adapter support iOS 9.2- iOS13, support standard photo formats like JPEG and RAW, along with SD and HD video formats including H.264 and MPEG-4, compatible with iPhone 11/Xs/Xs Max/X/8/8 Plus/7/7Plus/6/6 Plus/5/5S/SE and iPad Air /Mini /Pro (under the folder: DCIM. The iPhone 7 and later models can read 4K video.)
Supported for USB Microphones to phone : Rode USB Microphones / Maono USB Microphones / BOYA USB Microphones / Samson USB Microphones