Micro USB Host OTG 3 Port Hub Adapter Cable with Power for Galaxy S5 i9600 Note3 N9000 Cell Phone & Tablet 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. Compatible with Galaxy S3 i9300 S4 i9500 Note2 N7100 Note3 N9000 & S5 i9600 and All Micro USB OTG function tablet/phone. About the Switch: 1. The switch on "Charge" Position: The Micro USB port Can charge the phone or tablet, the OTG function is invalid . 2. The switch on "OTG" Position: The Micro USB port Cannot charge the phone or tablet, the OTG function is available.

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