<p><b>Compatible Devices:</b><br>USB headset, USB sound card, USB amplifier, MIDI keyboard, USB microphone, digital cameras, portable LED lamp, USB fan, electric piano, electric torch, electric drums, audio amp, PC keyboard, wireless keyboards, mixer, audio interface, DAC, music keyboard PAD, USB Flash Driver, Mouse(only for iOS 13 or later) and so on<br><b>Note: Supports USB peripherals with current within 200mAh)</b></p><p><b>Incompatible Devices:</b><br>printer, recorder, game handle, scavenging gun,portable WiFi, Bluetooth adapter, soundbox</p><p><b>How to transfer photos and videos from flash drive to iOS device?</b><br><b>For iOS 13 or later: two-way transmite.</b><br>(PS: Can transfer picture,video,Txt, Excel,Word,PPT,PDF. etc. )<br>1. firstly, please connect the USB flash drive to the iOS devices.<br>2. You can find and open the 'files' app on the iOS devices.<br>3. Then find and open the option with the USB logo, you can see your files.<br>4. You can view or play your files, or save your iOS devices files to the USB flash drive or transfer USB drive files to your iOS devices.</p><p><b>For iOS 9.2 -iOS 12.4: one-way transmite</b><br> (PS: just from the USb flash driver to iOS devices, only for transfer photos/ videos files, dose no support other files) Do not put photos in the U disk directly<br>1. Please create a folder called "DCIM" to the root of the USB flash driver<br>2. Then create a folder called "XXXX" into "DCIM"<br>3. Copy the photos and videos into the “XXXX” folder, rename each photo and video file as "IMG_XXXX", where XXXX is a unique number. ( For example, if you had one JPG one MOV file, name them "IMG_0001.JPG" and "IMG_0002.MOV" )<br>4. Insert the USB flash driver to this file and adapter, after 3-7 seconds, iOS devices will automatically pop-up the picture window.</p><p><b>Package：</b> <br>1*USB OTG Cable</p>