Can connect the Mouse or keyboard or flash Disk or Card reader.
Can connect two usb device and work at the same time.
Only Support FAT32 Disk format for Android System.
About the Switch:
1. The switch on "Charge"
Position: The Micro USB port Can the phone or tablet, the OTG function is invalid.
2. The switch on "OTG"
Position: The Micro USB port Cannot the phone or tablet, the OTG function is a
vailable
.